Home / 98,646.35-136,148.99-95,365.85

Finding the Fourth Proportional to 98,646.35, 136,148.99 and 95,365.85

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Solution

The fourth proportional to 98,646.35, 136,148.99 and 95,365.85 is: 131,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,646.35 : 136,148.99 = 95,365.85 : x
  2. Step 2: Convert to fraction form
    98,646.35/136,148.99 = 95,365.85/x
  3. Step 3: Cross multiply
    98,646.35x = 136,148.99 × 95,365.85
  4. Step 4: Simplify right side
    98,646.35x = 12,983,963,000.42
  5. Step 5: Solve for x
    x = 12,983,963,000.42/98,646.35
  6. Step 6: Final answer
    x = 131,621.33

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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.