Home / 87,168,092.40-130,752,138.60-56,935,004.40

Finding the Fourth Proportional to 87,168,092.40, 130,752,138.60 and 56,935,004.40

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Solution

The fourth proportional to 87,168,092.40, 130,752,138.60 and 56,935,004.40 is: 85,402,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,168,092.40 : 130,752,138.60 = 56,935,004.40 : x
  2. Step 2: Convert to fraction form
    87,168,092.40/130,752,138.60 = 56,935,004.40/x
  3. Step 3: Cross multiply
    87,168,092.40x = 130,752,138.60 × 56,935,004.40
  4. Step 4: Simplify right side
    87,168,092.40x = 7,444,373,586,500,409
  5. Step 5: Solve for x
    x = 7,444,373,586,500,409/87,168,092.40
  6. Step 6: Final answer
    x = 85,402,506.60

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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.