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Finding the Fourth Proportional to 153,373.65, 230,193.39 and 153,019.02

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Solution

The fourth proportional to 153,373.65, 230,193.39 and 153,019.02 is: 229,661.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,373.65 : 230,193.39 = 153,019.02 : x
  2. Step 2: Convert to fraction form
    153,373.65/230,193.39 = 153,019.02/x
  3. Step 3: Cross multiply
    153,373.65x = 230,193.39 × 153,019.02
  4. Step 4: Simplify right side
    153,373.65x = 35,223,966,948.28
  5. Step 5: Solve for x
    x = 35,223,966,948.28/153,373.65
  6. Step 6: Final answer
    x = 229,661.14

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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.