Home / 89,138,549.76-133,719,721.92-35,273,264.64

Finding the Fourth Proportional to 89,138,549.76, 133,719,721.92 and 35,273,264.64

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Solution

The fourth proportional to 89,138,549.76, 133,719,721.92 and 35,273,264.64 is: 52,914,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,138,549.76 : 133,719,721.92 = 35,273,264.64 : x
  2. Step 2: Convert to fraction form
    89,138,549.76/133,719,721.92 = 35,273,264.64/x
  3. Step 3: Cross multiply
    89,138,549.76x = 133,719,721.92 × 35,273,264.64
  4. Step 4: Simplify right side
    89,138,549.76x = 4,716,731,138,871,369
  5. Step 5: Solve for x
    x = 4,716,731,138,871,369/89,138,549.76
  6. Step 6: Final answer
    x = 52,914,604.87

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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.