Home / 180,551.67-249,158.24-99,977.46

Finding the Fourth Proportional to 180,551.67, 249,158.24 and 99,977.46

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Solution

The fourth proportional to 180,551.67, 249,158.24 and 99,977.46 is: 137,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,551.67 : 249,158.24 = 99,977.46 : x
  2. Step 2: Convert to fraction form
    180,551.67/249,158.24 = 99,977.46/x
  3. Step 3: Cross multiply
    180,551.67x = 249,158.24 × 99,977.46
  4. Step 4: Simplify right side
    180,551.67x = 24,910,209,156.82
  5. Step 5: Solve for x
    x = 24,910,209,156.82/180,551.67
  6. Step 6: Final answer
    x = 137,967.20

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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.