Home / 249,962.50-344,948.28-136,785.28

Finding the Fourth Proportional to 249,962.50, 344,948.28 and 136,785.28

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Solution

The fourth proportional to 249,962.50, 344,948.28 and 136,785.28 is: 188,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,962.50 : 344,948.28 = 136,785.28 : x
  2. Step 2: Convert to fraction form
    249,962.50/344,948.28 = 136,785.28/x
  3. Step 3: Cross multiply
    249,962.50x = 344,948.28 × 136,785.28
  4. Step 4: Simplify right side
    249,962.50x = 47,183,847,065.32
  5. Step 5: Solve for x
    x = 47,183,847,065.32/249,962.50
  6. Step 6: Final answer
    x = 188,763.70

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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.