Home / 56,526.84-84,711.07-42,477.90

Finding the Fourth Proportional to 56,526.84, 84,711.07 and 42,477.90

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Solution

The fourth proportional to 56,526.84, 84,711.07 and 42,477.90 is: 63,657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,526.84 : 84,711.07 = 42,477.90 : x
  2. Step 2: Convert to fraction form
    56,526.84/84,711.07 = 42,477.90/x
  3. Step 3: Cross multiply
    56,526.84x = 84,711.07 × 42,477.90
  4. Step 4: Simplify right side
    56,526.84x = 3,598,348,095.78
  5. Step 5: Solve for x
    x = 3,598,348,095.78/56,526.84
  6. Step 6: Final answer
    x = 63,657.34

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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.