Home / 71,569.05-107,353.58-42,044.55

Finding the Fourth Proportional to 71,569.05, 107,353.58 and 42,044.55

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Solution

The fourth proportional to 71,569.05, 107,353.58 and 42,044.55 is: 63,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,569.05 : 107,353.58 = 42,044.55 : x
  2. Step 2: Convert to fraction form
    71,569.05/107,353.58 = 42,044.55/x
  3. Step 3: Cross multiply
    71,569.05x = 107,353.58 × 42,044.55
  4. Step 4: Simplify right side
    71,569.05x = 4,513,632,751.77
  5. Step 5: Solve for x
    x = 4,513,632,751.77/71,569.05
  6. Step 6: Final answer
    x = 63,066.83

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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.