Home / 448,070.24-672,236.58-132,535.55

Finding the Fourth Proportional to 448,070.24, 672,236.58 and 132,535.55

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Solution

The fourth proportional to 448,070.24, 672,236.58 and 132,535.55 is: 198,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,070.24 : 672,236.58 = 132,535.55 : x
  2. Step 2: Convert to fraction form
    448,070.24/672,236.58 = 132,535.55/x
  3. Step 3: Cross multiply
    448,070.24x = 672,236.58 × 132,535.55
  4. Step 4: Simplify right side
    448,070.24x = 89,095,247,038.02
  5. Step 5: Solve for x
    x = 89,095,247,038.02/448,070.24
  6. Step 6: Final answer
    x = 198,842.14

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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.