Home / 98,718.45-148,077.55-32,158.47

Finding the Fourth Proportional to 98,718.45, 148,077.55 and 32,158.47

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Solution

The fourth proportional to 98,718.45, 148,077.55 and 32,158.47 is: 48,237.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,718.45 : 148,077.55 = 32,158.47 : x
  2. Step 2: Convert to fraction form
    98,718.45/148,077.55 = 32,158.47/x
  3. Step 3: Cross multiply
    98,718.45x = 148,077.55 × 32,158.47
  4. Step 4: Simplify right side
    98,718.45x = 4,761,946,708.96
  5. Step 5: Solve for x
    x = 4,761,946,708.96/98,718.45
  6. Step 6: Final answer
    x = 48,237.66

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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.