Home / 103,417.26-142,700.28-58,086.56

Finding the Fourth Proportional to 103,417.26, 142,700.28 and 58,086.56

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Solution

The fourth proportional to 103,417.26, 142,700.28 and 58,086.56 is: 80,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,417.26 : 142,700.28 = 58,086.56 : x
  2. Step 2: Convert to fraction form
    103,417.26/142,700.28 = 58,086.56/x
  3. Step 3: Cross multiply
    103,417.26x = 142,700.28 × 58,086.56
  4. Step 4: Simplify right side
    103,417.26x = 8,288,968,376.24
  5. Step 5: Solve for x
    x = 8,288,968,376.24/103,417.26
  6. Step 6: Final answer
    x = 80,150.73

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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.