Home / 147,562.09-221,318.38-40,956.88

Finding the Fourth Proportional to 147,562.09, 221,318.38 and 40,956.88

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Solution

The fourth proportional to 147,562.09, 221,318.38 and 40,956.88 is: 61,428.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,562.09 : 221,318.38 = 40,956.88 : x
  2. Step 2: Convert to fraction form
    147,562.09/221,318.38 = 40,956.88/x
  3. Step 3: Cross multiply
    147,562.09x = 221,318.38 × 40,956.88
  4. Step 4: Simplify right side
    147,562.09x = 9,064,509,702.72
  5. Step 5: Solve for x
    x = 9,064,509,702.72/147,562.09
  6. Step 6: Final answer
    x = 61,428.44

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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.