Home / 237,802.12-328,200.72-147,187.30

Finding the Fourth Proportional to 237,802.12, 328,200.72 and 147,187.30

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Solution

The fourth proportional to 237,802.12, 328,200.72 and 147,187.30 is: 203,139.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,802.12 : 328,200.72 = 147,187.30 : x
  2. Step 2: Convert to fraction form
    237,802.12/328,200.72 = 147,187.30/x
  3. Step 3: Cross multiply
    237,802.12x = 328,200.72 × 147,187.30
  4. Step 4: Simplify right side
    237,802.12x = 48,306,977,834.86
  5. Step 5: Solve for x
    x = 48,306,977,834.86/237,802.12
  6. Step 6: Final answer
    x = 203,139.39

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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.