Home / 249,582.11-344,423.28-136,404.86

Finding the Fourth Proportional to 249,582.11, 344,423.28 and 136,404.86

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Solution

The fourth proportional to 249,582.11, 344,423.28 and 136,404.86 is: 188,238.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,582.11 : 344,423.28 = 136,404.86 : x
  2. Step 2: Convert to fraction form
    249,582.11/344,423.28 = 136,404.86/x
  3. Step 3: Cross multiply
    249,582.11x = 344,423.28 × 136,404.86
  4. Step 4: Simplify right side
    249,582.11x = 46,981,009,289.14
  5. Step 5: Solve for x
    x = 46,981,009,289.14/249,582.11
  6. Step 6: Final answer
    x = 188,238.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.