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Finding the Fourth Proportional to 180,454.58, 249,020.96 and 99,882.26

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Solution

The fourth proportional to 180,454.58, 249,020.96 and 99,882.26 is: 137,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,454.58 : 249,020.96 = 99,882.26 : x
  2. Step 2: Convert to fraction form
    180,454.58/249,020.96 = 99,882.26/x
  3. Step 3: Cross multiply
    180,454.58x = 249,020.96 × 99,882.26
  4. Step 4: Simplify right side
    180,454.58x = 24,872,776,272.17
  5. Step 5: Solve for x
    x = 24,872,776,272.17/180,454.58
  6. Step 6: Final answer
    x = 137,834.00

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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.