Home / 86,345.52-119,159-48,621.04

Finding the Fourth Proportional to 86,345.52, 119,159 and 48,621.04

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Solution

The fourth proportional to 86,345.52, 119,159 and 48,621.04 is: 67,098.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,345.52 : 119,159 = 48,621.04 : x
  2. Step 2: Convert to fraction form
    86,345.52/119,159 = 48,621.04/x
  3. Step 3: Cross multiply
    86,345.52x = 119,159 × 48,621.04
  4. Step 4: Simplify right side
    86,345.52x = 5,793,634,505.36
  5. Step 5: Solve for x
    x = 5,793,634,505.36/86,345.52
  6. Step 6: Final answer
    x = 67,098.26

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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.