Home / 175,302.30-262,435.05-156,639.90

Finding the Fourth Proportional to 175,302.30, 262,435.05 and 156,639.90

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Solution

The fourth proportional to 175,302.30, 262,435.05 and 156,639.90 is: 234,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,302.30 : 262,435.05 = 156,639.90 : x
  2. Step 2: Convert to fraction form
    175,302.30/262,435.05 = 156,639.90/x
  3. Step 3: Cross multiply
    175,302.30x = 262,435.05 × 156,639.90
  4. Step 4: Simplify right side
    175,302.30x = 41,107,799,988.50
  5. Step 5: Solve for x
    x = 41,107,799,988.50/175,302.30
  6. Step 6: Final answer
    x = 234,496.64

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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.