Home / 239,399.16-358,962.66-99,081.24

Finding the Fourth Proportional to 239,399.16, 358,962.66 and 99,081.24

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Solution

The fourth proportional to 239,399.16, 358,962.66 and 99,081.24 is: 148,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,399.16 : 358,962.66 = 99,081.24 : x
  2. Step 2: Convert to fraction form
    239,399.16/358,962.66 = 99,081.24/x
  3. Step 3: Cross multiply
    239,399.16x = 358,962.66 × 99,081.24
  4. Step 4: Simplify right side
    239,399.16x = 35,566,465,466.50
  5. Step 5: Solve for x
    x = 35,566,465,466.50/239,399.16
  6. Step 6: Final answer
    x = 148,565.54

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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.