Home / 180,607.02-249,251.93-100,042.04

Finding the Fourth Proportional to 180,607.02, 249,251.93 and 100,042.04

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Solution

The fourth proportional to 180,607.02, 249,251.93 and 100,042.04 is: 138,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,607.02 : 249,251.93 = 100,042.04 : x
  2. Step 2: Convert to fraction form
    180,607.02/249,251.93 = 100,042.04/x
  3. Step 3: Cross multiply
    180,607.02x = 249,251.93 × 100,042.04
  4. Step 4: Simplify right side
    180,607.02x = 24,935,671,209.91
  5. Step 5: Solve for x
    x = 24,935,671,209.91/180,607.02
  6. Step 6: Final answer
    x = 138,065.91

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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.