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Finding the Fourth Proportional to 249,043.60, 373,568.10 and 71,552.08

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Solution

The fourth proportional to 249,043.60, 373,568.10 and 71,552.08 is: 107,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,043.60 : 373,568.10 = 71,552.08 : x
  2. Step 2: Convert to fraction form
    249,043.60/373,568.10 = 71,552.08/x
  3. Step 3: Cross multiply
    249,043.60x = 373,568.10 × 71,552.08
  4. Step 4: Simplify right side
    249,043.60x = 26,729,574,576.65
  5. Step 5: Solve for x
    x = 26,729,574,576.65/249,043.60
  6. Step 6: Final answer
    x = 107,328.90

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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.