Home / 153,153.79-229,496.79-64,358.76

Finding the Fourth Proportional to 153,153.79, 229,496.79 and 64,358.76

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Solution

The fourth proportional to 153,153.79, 229,496.79 and 64,358.76 is: 96,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,153.79 : 229,496.79 = 64,358.76 : x
  2. Step 2: Convert to fraction form
    153,153.79/229,496.79 = 64,358.76/x
  3. Step 3: Cross multiply
    153,153.79x = 229,496.79 × 64,358.76
  4. Step 4: Simplify right side
    153,153.79x = 14,770,128,828.38
  5. Step 5: Solve for x
    x = 14,770,128,828.38/153,153.79
  6. Step 6: Final answer
    x = 96,439.85

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1.5x scale

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.