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Finding the Fourth Proportional to 249,222.88, 373,741.98 and 89,273.90

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Solution

The fourth proportional to 249,222.88, 373,741.98 and 89,273.90 is: 133,877.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,222.88 : 373,741.98 = 89,273.90 : x
  2. Step 2: Convert to fraction form
    249,222.88/373,741.98 = 89,273.90/x
  3. Step 3: Cross multiply
    249,222.88x = 373,741.98 × 89,273.90
  4. Step 4: Simplify right side
    249,222.88x = 33,365,404,148.32
  5. Step 5: Solve for x
    x = 33,365,404,148.32/249,222.88
  6. Step 6: Final answer
    x = 133,877.77

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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.