Home / 87,939,189.04-131,984,677.32-61,031,740.72

Finding the Fourth Proportional to 87,939,189.04, 131,984,677.32 and 61,031,740.72

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Solution

The fourth proportional to 87,939,189.04, 131,984,677.32 and 61,031,740.72 is: 91,600,283.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,939,189.04 : 131,984,677.32 = 61,031,740.72 : x
  2. Step 2: Convert to fraction form
    87,939,189.04/131,984,677.32 = 61,031,740.72/x
  3. Step 3: Cross multiply
    87,939,189.04x = 131,984,677.32 × 61,031,740.72
  4. Step 4: Simplify right side
    87,939,189.04x = 8,055,254,605,207,104
  5. Step 5: Solve for x
    x = 8,055,254,605,207,104/87,939,189.04
  6. Step 6: Final answer
    x = 91,600,283.03

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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.