Home / 73,133.18-100,934.55-42,935.15

Finding the Fourth Proportional to 73,133.18, 100,934.55 and 42,935.15

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Solution

The fourth proportional to 73,133.18, 100,934.55 and 42,935.15 is: 59,256.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,133.18 : 100,934.55 = 42,935.15 : x
  2. Step 2: Convert to fraction form
    73,133.18/100,934.55 = 42,935.15/x
  3. Step 3: Cross multiply
    73,133.18x = 100,934.55 × 42,935.15
  4. Step 4: Simplify right side
    73,133.18x = 4,333,640,044.43
  5. Step 5: Solve for x
    x = 4,333,640,044.43/73,133.18
  6. Step 6: Final answer
    x = 59,256.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.