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Finding the Fourth Proportional to 249,152.00, 373,787.54 and 80,672.51

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Solution

The fourth proportional to 249,152.00, 373,787.54 and 80,672.51 is: 121,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,152.00 : 373,787.54 = 80,672.51 : x
  2. Step 2: Convert to fraction form
    249,152.00/373,787.54 = 80,672.51/x
  3. Step 3: Cross multiply
    249,152.00x = 373,787.54 × 80,672.51
  4. Step 4: Simplify right side
    249,152.00x = 30,154,377,562.71
  5. Step 5: Solve for x
    x = 30,154,377,562.71/249,152.00
  6. Step 6: Final answer
    x = 121,028.04

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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.