Home / 52,102.86-78,090.15-29,632.39

Finding the Fourth Proportional to 52,102.86, 78,090.15 and 29,632.39

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Solution

The fourth proportional to 52,102.86, 78,090.15 and 29,632.39 is: 44,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,102.86 : 78,090.15 = 29,632.39 : x
  2. Step 2: Convert to fraction form
    52,102.86/78,090.15 = 29,632.39/x
  3. Step 3: Cross multiply
    52,102.86x = 78,090.15 × 29,632.39
  4. Step 4: Simplify right side
    52,102.86x = 2,313,997,779.96
  5. Step 5: Solve for x
    x = 2,313,997,779.96/52,102.86
  6. Step 6: Final answer
    x = 44,412.11

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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.