Home / 64,082.90-88,432.56-35,402.10

Finding the Fourth Proportional to 64,082.90, 88,432.56 and 35,402.10

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Solution

The fourth proportional to 64,082.90, 88,432.56 and 35,402.10 is: 48,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,082.90 : 88,432.56 = 35,402.10 : x
  2. Step 2: Convert to fraction form
    64,082.90/88,432.56 = 35,402.10/x
  3. Step 3: Cross multiply
    64,082.90x = 88,432.56 × 35,402.10
  4. Step 4: Simplify right side
    64,082.90x = 3,130,698,332.38
  5. Step 5: Solve for x
    x = 3,130,698,332.38/64,082.90
  6. Step 6: Final answer
    x = 48,853.88

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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.