Home / 249,669.48-344,549.22-136,502.76

Finding the Fourth Proportional to 249,669.48, 344,549.22 and 136,502.76

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Solution

The fourth proportional to 249,669.48, 344,549.22 and 136,502.76 is: 188,376.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,669.48 : 344,549.22 = 136,502.76 : x
  2. Step 2: Convert to fraction form
    249,669.48/344,549.22 = 136,502.76/x
  3. Step 3: Cross multiply
    249,669.48x = 344,549.22 × 136,502.76
  4. Step 4: Simplify right side
    249,669.48x = 47,031,919,485.85
  5. Step 5: Solve for x
    x = 47,031,919,485.85/249,669.48
  6. Step 6: Final answer
    x = 188,376.73

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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.