Home / 56,432.75-84,710.48-42,432.93

Finding the Fourth Proportional to 56,432.75, 84,710.48 and 42,432.93

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Solution

The fourth proportional to 56,432.75, 84,710.48 and 42,432.93 is: 63,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,432.75 : 84,710.48 = 42,432.93 : x
  2. Step 2: Convert to fraction form
    56,432.75/84,710.48 = 42,432.93/x
  3. Step 3: Cross multiply
    56,432.75x = 84,710.48 × 42,432.93
  4. Step 4: Simplify right side
    56,432.75x = 3,594,513,655.94
  5. Step 5: Solve for x
    x = 3,594,513,655.94/56,432.75
  6. Step 6: Final answer
    x = 63,695.53

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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.