Home / 109,265.76-163,927.80-39,152.16

Finding the Fourth Proportional to 109,265.76, 163,927.80 and 39,152.16

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Solution

The fourth proportional to 109,265.76, 163,927.80 and 39,152.16 is: 58,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,265.76 : 163,927.80 = 39,152.16 : x
  2. Step 2: Convert to fraction form
    109,265.76/163,927.80 = 39,152.16/x
  3. Step 3: Cross multiply
    109,265.76x = 163,927.80 × 39,152.16
  4. Step 4: Simplify right side
    109,265.76x = 6,418,127,454.05
  5. Step 5: Solve for x
    x = 6,418,127,454.05/109,265.76
  6. Step 6: Final answer
    x = 58,738.69

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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.