Home / 158,316.20-237,400.48-91,775.36

Finding the Fourth Proportional to 158,316.20, 237,400.48 and 91,775.36

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Solution

The fourth proportional to 158,316.20, 237,400.48 and 91,775.36 is: 137,620.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,316.20 : 237,400.48 = 91,775.36 : x
  2. Step 2: Convert to fraction form
    158,316.20/237,400.48 = 91,775.36/x
  3. Step 3: Cross multiply
    158,316.20x = 237,400.48 × 91,775.36
  4. Step 4: Simplify right side
    158,316.20x = 21,787,514,516.17
  5. Step 5: Solve for x
    x = 21,787,514,516.17/158,316.20
  6. Step 6: Final answer
    x = 137,620.25

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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.