Home / 104,461.41-156,781.59-103,675.11

Finding the Fourth Proportional to 104,461.41, 156,781.59 and 103,675.11

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Solution

The fourth proportional to 104,461.41, 156,781.59 and 103,675.11 is: 155,601.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,461.41 : 156,781.59 = 103,675.11 : x
  2. Step 2: Convert to fraction form
    104,461.41/156,781.59 = 103,675.11/x
  3. Step 3: Cross multiply
    104,461.41x = 156,781.59 × 103,675.11
  4. Step 4: Simplify right side
    104,461.41x = 16,254,349,081.15
  5. Step 5: Solve for x
    x = 16,254,349,081.15/104,461.41
  6. Step 6: Final answer
    x = 155,601.47

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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.