Home / 75,557.04-113,335.56-31,135.01

Finding the Fourth Proportional to 75,557.04, 113,335.56 and 31,135.01

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Solution

The fourth proportional to 75,557.04, 113,335.56 and 31,135.01 is: 46,702.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,557.04 : 113,335.56 = 31,135.01 : x
  2. Step 2: Convert to fraction form
    75,557.04/113,335.56 = 31,135.01/x
  3. Step 3: Cross multiply
    75,557.04x = 113,335.56 × 31,135.01
  4. Step 4: Simplify right side
    75,557.04x = 3,528,703,227.28
  5. Step 5: Solve for x
    x = 3,528,703,227.28/75,557.04
  6. Step 6: Final answer
    x = 46,702.51

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Similar ratio
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1.5x scale

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.