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Finding the Fourth Proportional to 249,225.89, 373,746.48 and 89,276.90

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Solution

The fourth proportional to 249,225.89, 373,746.48 and 89,276.90 is: 133,882.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,225.89 : 373,746.48 = 89,276.90 : x
  2. Step 2: Convert to fraction form
    249,225.89/373,746.48 = 89,276.90/x
  3. Step 3: Cross multiply
    249,225.89x = 373,746.48 × 89,276.90
  4. Step 4: Simplify right side
    249,225.89x = 33,366,927,120.31
  5. Step 5: Solve for x
    x = 33,366,927,120.31/249,225.89
  6. Step 6: Final answer
    x = 133,882.27

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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.