Home / 249,428.16-344,209.50-136,250.10

Finding the Fourth Proportional to 249,428.16, 344,209.50 and 136,250.10

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Solution

The fourth proportional to 249,428.16, 344,209.50 and 136,250.10 is: 188,024.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,428.16 : 344,209.50 = 136,250.10 : x
  2. Step 2: Convert to fraction form
    249,428.16/344,209.50 = 136,250.10/x
  3. Step 3: Cross multiply
    249,428.16x = 344,209.50 × 136,250.10
  4. Step 4: Simplify right side
    249,428.16x = 46,898,578,795.95
  5. Step 5: Solve for x
    x = 46,898,578,795.95/249,428.16
  6. Step 6: Final answer
    x = 188,024.39

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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.