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Finding the Fourth Proportional to 109,888.65, 151,647.30 and 59,587.65

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Solution

The fourth proportional to 109,888.65, 151,647.30 and 59,587.65 is: 82,231.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,888.65 : 151,647.30 = 59,587.65 : x
  2. Step 2: Convert to fraction form
    109,888.65/151,647.30 = 59,587.65/x
  3. Step 3: Cross multiply
    109,888.65x = 151,647.30 × 59,587.65
  4. Step 4: Simplify right side
    109,888.65x = 9,036,306,235.85
  5. Step 5: Solve for x
    x = 9,036,306,235.85/109,888.65
  6. Step 6: Final answer
    x = 82,231.48

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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.