Home / 249,679.32-344,557.50-136,502.10

Finding the Fourth Proportional to 249,679.32, 344,557.50 and 136,502.10

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Solution

The fourth proportional to 249,679.32, 344,557.50 and 136,502.10 is: 188,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,679.32 : 344,557.50 = 136,502.10 : x
  2. Step 2: Convert to fraction form
    249,679.32/344,557.50 = 136,502.10/x
  3. Step 3: Cross multiply
    249,679.32x = 344,557.50 × 136,502.10
  4. Step 4: Simplify right side
    249,679.32x = 47,032,822,320.75
  5. Step 5: Solve for x
    x = 47,032,822,320.75/249,679.32
  6. Step 6: Final answer
    x = 188,372.92

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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.