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Finding the Fourth Proportional to 153,016.40, 229,006.20 and 153,016.40

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Solution

The fourth proportional to 153,016.40, 229,006.20 and 153,016.40 is: 229,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,016.40 : 229,006.20 = 153,016.40 : x
  2. Step 2: Convert to fraction form
    153,016.40/229,006.20 = 153,016.40/x
  3. Step 3: Cross multiply
    153,016.40x = 229,006.20 × 153,016.40
  4. Step 4: Simplify right side
    153,016.40x = 35,041,704,301.68
  5. Step 5: Solve for x
    x = 35,041,704,301.68/153,016.40
  6. Step 6: Final answer
    x = 229,006.20

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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.