Home / 65,179.17-89,956.36-47,088.42

Finding the Fourth Proportional to 65,179.17, 89,956.36 and 47,088.42

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Solution

The fourth proportional to 65,179.17, 89,956.36 and 47,088.42 is: 64,988.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,179.17 : 89,956.36 = 47,088.42 : x
  2. Step 2: Convert to fraction form
    65,179.17/89,956.36 = 47,088.42/x
  3. Step 3: Cross multiply
    65,179.17x = 89,956.36 × 47,088.42
  4. Step 4: Simplify right side
    65,179.17x = 4,235,902,411.57
  5. Step 5: Solve for x
    x = 4,235,902,411.57/65,179.17
  6. Step 6: Final answer
    x = 64,988.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.