Home / 249,988.60-344,981.46-136,810

Finding the Fourth Proportional to 249,988.60, 344,981.46 and 136,810

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Solution

The fourth proportional to 249,988.60, 344,981.46 and 136,810 is: 188,796.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,988.60 : 344,981.46 = 136,810 : x
  2. Step 2: Convert to fraction form
    249,988.60/344,981.46 = 136,810/x
  3. Step 3: Cross multiply
    249,988.60x = 344,981.46 × 136,810
  4. Step 4: Simplify right side
    249,988.60x = 47,196,913,542.60
  5. Step 5: Solve for x
    x = 47,196,913,542.60/249,988.60
  6. Step 6: Final answer
    x = 188,796.26

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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.