Home / 56,902.08-78,526.08-31,751.04

Finding the Fourth Proportional to 56,902.08, 78,526.08 and 31,751.04

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Solution

The fourth proportional to 56,902.08, 78,526.08 and 31,751.04 is: 43,817.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,902.08 : 78,526.08 = 31,751.04 : x
  2. Step 2: Convert to fraction form
    56,902.08/78,526.08 = 31,751.04/x
  3. Step 3: Cross multiply
    56,902.08x = 78,526.08 × 31,751.04
  4. Step 4: Simplify right side
    56,902.08x = 2,493,284,707.12
  5. Step 5: Solve for x
    x = 2,493,284,707.12/56,902.08
  6. Step 6: Final answer
    x = 43,817.11

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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.