Home / 59,261.68-81,753.20-42,269.68

Finding the Fourth Proportional to 59,261.68, 81,753.20 and 42,269.68

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Solution

The fourth proportional to 59,261.68, 81,753.20 and 42,269.68 is: 58,312.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,261.68 : 81,753.20 = 42,269.68 : x
  2. Step 2: Convert to fraction form
    59,261.68/81,753.20 = 42,269.68/x
  3. Step 3: Cross multiply
    59,261.68x = 81,753.20 × 42,269.68
  4. Step 4: Simplify right side
    59,261.68x = 3,455,681,602.98
  5. Step 5: Solve for x
    x = 3,455,681,602.98/59,261.68
  6. Step 6: Final answer
    x = 58,312.24

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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.