Home / 159,827.28-220,588.56-152,741.40

Finding the Fourth Proportional to 159,827.28, 220,588.56 and 152,741.40

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Solution

The fourth proportional to 159,827.28, 220,588.56 and 152,741.40 is: 210,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,827.28 : 220,588.56 = 152,741.40 : x
  2. Step 2: Convert to fraction form
    159,827.28/220,588.56 = 152,741.40/x
  3. Step 3: Cross multiply
    159,827.28x = 220,588.56 × 152,741.40
  4. Step 4: Simplify right side
    159,827.28x = 33,693,005,478.38
  5. Step 5: Solve for x
    x = 33,693,005,478.38/159,827.28
  6. Step 6: Final answer
    x = 210,808.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.