Home / 249,318.40-373,451.10-165,118.90

Finding the Fourth Proportional to 249,318.40, 373,451.10 and 165,118.90

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Solution

The fourth proportional to 249,318.40, 373,451.10 and 165,118.90 is: 247,329.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,318.40 : 373,451.10 = 165,118.90 : x
  2. Step 2: Convert to fraction form
    249,318.40/373,451.10 = 165,118.90/x
  3. Step 3: Cross multiply
    249,318.40x = 373,451.10 × 165,118.90
  4. Step 4: Simplify right side
    249,318.40x = 61,663,834,835.79
  5. Step 5: Solve for x
    x = 61,663,834,835.79/249,318.40
  6. Step 6: Final answer
    x = 247,329.66

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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.