Home / 147,592.10-221,364.39-42,387.14

Finding the Fourth Proportional to 147,592.10, 221,364.39 and 42,387.14

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Solution

The fourth proportional to 147,592.10, 221,364.39 and 42,387.14 is: 63,573.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,592.10 : 221,364.39 = 42,387.14 : x
  2. Step 2: Convert to fraction form
    147,592.10/221,364.39 = 42,387.14/x
  3. Step 3: Cross multiply
    147,592.10x = 221,364.39 × 42,387.14
  4. Step 4: Simplify right side
    147,592.10x = 9,383,003,389.94
  5. Step 5: Solve for x
    x = 9,383,003,389.94/147,592.10
  6. Step 6: Final answer
    x = 63,573.89

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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.