Home / 154,570.28-231,888.68-47,952.12

Finding the Fourth Proportional to 154,570.28, 231,888.68 and 47,952.12

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Solution

The fourth proportional to 154,570.28, 231,888.68 and 47,952.12 is: 71,938.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,570.28 : 231,888.68 = 47,952.12 : x
  2. Step 2: Convert to fraction form
    154,570.28/231,888.68 = 47,952.12/x
  3. Step 3: Cross multiply
    154,570.28x = 231,888.68 × 47,952.12
  4. Step 4: Simplify right side
    154,570.28x = 11,119,553,810.00
  5. Step 5: Solve for x
    x = 11,119,553,810.00/154,570.28
  6. Step 6: Final answer
    x = 71,938.50

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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.