Home / 56,555.18-84,891.09-42,376.13

Finding the Fourth Proportional to 56,555.18, 84,891.09 and 42,376.13

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Solution

The fourth proportional to 56,555.18, 84,891.09 and 42,376.13 is: 63,607.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,555.18 : 84,891.09 = 42,376.13 : x
  2. Step 2: Convert to fraction form
    56,555.18/84,891.09 = 42,376.13/x
  3. Step 3: Cross multiply
    56,555.18x = 84,891.09 × 42,376.13
  4. Step 4: Simplify right side
    56,555.18x = 3,597,355,441.23
  5. Step 5: Solve for x
    x = 3,597,355,441.23/56,555.18
  6. Step 6: Final answer
    x = 63,607.89

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1.5x scale

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.