Home / 158,435.10-237,652.65-65,007.90

Finding the Fourth Proportional to 158,435.10, 237,652.65 and 65,007.90

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Solution

The fourth proportional to 158,435.10, 237,652.65 and 65,007.90 is: 97,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,435.10 : 237,652.65 = 65,007.90 : x
  2. Step 2: Convert to fraction form
    158,435.10/237,652.65 = 65,007.90/x
  3. Step 3: Cross multiply
    158,435.10x = 237,652.65 × 65,007.90
  4. Step 4: Simplify right side
    158,435.10x = 15,449,299,705.94
  5. Step 5: Solve for x
    x = 15,449,299,705.94/158,435.10
  6. Step 6: Final answer
    x = 97,511.85

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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.