Home / 89,423,132.88-134,134,682.04-38,271,982.80

Finding the Fourth Proportional to 89,423,132.88, 134,134,682.04 and 38,271,982.80

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Solution

The fourth proportional to 89,423,132.88, 134,134,682.04 and 38,271,982.80 is: 57,407,966.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,423,132.88 : 134,134,682.04 = 38,271,982.80 : x
  2. Step 2: Convert to fraction form
    89,423,132.88/134,134,682.04 = 38,271,982.80/x
  3. Step 3: Cross multiply
    89,423,132.88x = 134,134,682.04 × 38,271,982.80
  4. Step 4: Simplify right side
    89,423,132.88x = 5,133,600,243,918,349
  5. Step 5: Solve for x
    x = 5,133,600,243,918,349/89,423,132.88
  6. Step 6: Final answer
    x = 57,407,966.80

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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.