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Finding the Fourth Proportional to 249,223.88, 373,743.48 and 89,274.90

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Solution

The fourth proportional to 249,223.88, 373,743.48 and 89,274.90 is: 133,879.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,223.88 : 373,743.48 = 89,274.90 : x
  2. Step 2: Convert to fraction form
    249,223.88/373,743.48 = 89,274.90/x
  3. Step 3: Cross multiply
    249,223.88x = 373,743.48 × 89,274.90
  4. Step 4: Simplify right side
    249,223.88x = 33,365,911,802.65
  5. Step 5: Solve for x
    x = 33,365,911,802.65/249,223.88
  6. Step 6: Final answer
    x = 133,879.27

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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.