Home / 104,261,013.75-156,416,805.18-31,473,449.31

Finding the Fourth Proportional to 104,261,013.75, 156,416,805.18 and 31,473,449.31

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Solution

The fourth proportional to 104,261,013.75, 156,416,805.18 and 31,473,449.31 is: 47,217,806.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,261,013.75 : 156,416,805.18 = 31,473,449.31 : x
  2. Step 2: Convert to fraction form
    104,261,013.75/156,416,805.18 = 31,473,449.31/x
  3. Step 3: Cross multiply
    104,261,013.75x = 156,416,805.18 × 31,473,449.31
  4. Step 4: Simplify right side
    104,261,013.75x = 4,922,976,389,064,875
  5. Step 5: Solve for x
    x = 4,922,976,389,064,875/104,261,013.75
  6. Step 6: Final answer
    x = 47,217,806.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.