Home / 249,286.17-373,929.87-99,538.65

Finding the Fourth Proportional to 249,286.17, 373,929.87 and 99,538.65

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Solution

The fourth proportional to 249,286.17, 373,929.87 and 99,538.65 is: 149,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,286.17 : 373,929.87 = 99,538.65 : x
  2. Step 2: Convert to fraction form
    249,286.17/373,929.87 = 99,538.65/x
  3. Step 3: Cross multiply
    249,286.17x = 373,929.87 × 99,538.65
  4. Step 4: Simplify right side
    249,286.17x = 37,220,474,454.48
  5. Step 5: Solve for x
    x = 37,220,474,454.48/249,286.17
  6. Step 6: Final answer
    x = 149,308.22

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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.