Home / 153,770.28-230,694.27-42,962.28

Finding the Fourth Proportional to 153,770.28, 230,694.27 and 42,962.28

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Solution

The fourth proportional to 153,770.28, 230,694.27 and 42,962.28 is: 64,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,770.28 : 230,694.27 = 42,962.28 : x
  2. Step 2: Convert to fraction form
    153,770.28/230,694.27 = 42,962.28/x
  3. Step 3: Cross multiply
    153,770.28x = 230,694.27 × 42,962.28
  4. Step 4: Simplify right side
    153,770.28x = 9,911,151,822.14
  5. Step 5: Solve for x
    x = 9,911,151,822.14/153,770.28
  6. Step 6: Final answer
    x = 64,454.27

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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.