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Finding the Fourth Proportional to 159,658.02, 220,323.04 and 88,041.06

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Solution

The fourth proportional to 159,658.02, 220,323.04 and 88,041.06 is: 121,493.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,658.02 : 220,323.04 = 88,041.06 : x
  2. Step 2: Convert to fraction form
    159,658.02/220,323.04 = 88,041.06/x
  3. Step 3: Cross multiply
    159,658.02x = 220,323.04 × 88,041.06
  4. Step 4: Simplify right side
    159,658.02x = 19,397,473,763.92
  5. Step 5: Solve for x
    x = 19,397,473,763.92/159,658.02
  6. Step 6: Final answer
    x = 121,493.89

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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.