Home / 132,649.02-198,981.30-37,871.91

Finding the Fourth Proportional to 132,649.02, 198,981.30 and 37,871.91

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Solution

The fourth proportional to 132,649.02, 198,981.30 and 37,871.91 is: 56,810.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,649.02 : 198,981.30 = 37,871.91 : x
  2. Step 2: Convert to fraction form
    132,649.02/198,981.30 = 37,871.91/x
  3. Step 3: Cross multiply
    132,649.02x = 198,981.30 × 37,871.91
  4. Step 4: Simplify right side
    132,649.02x = 7,535,801,885.28
  5. Step 5: Solve for x
    x = 7,535,801,885.28/132,649.02
  6. Step 6: Final answer
    x = 56,810.08

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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.