Home / 249,484-344,295.20-136,314.04

Finding the Fourth Proportional to 249,484, 344,295.20 and 136,314.04

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Solution

The fourth proportional to 249,484, 344,295.20 and 136,314.04 is: 188,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,484 : 344,295.20 = 136,314.04 : x
  2. Step 2: Convert to fraction form
    249,484/344,295.20 = 136,314.04/x
  3. Step 3: Cross multiply
    249,484x = 344,295.20 × 136,314.04
  4. Step 4: Simplify right side
    249,484x = 46,932,269,664.61
  5. Step 5: Solve for x
    x = 46,932,269,664.61/249,484
  6. Step 6: Final answer
    x = 188,117.35

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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.