Home / 249,530.28-344,254.14-153,870.90

Finding the Fourth Proportional to 249,530.28, 344,254.14 and 153,870.90

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Solution

The fourth proportional to 249,530.28, 344,254.14 and 153,870.90 is: 212,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,530.28 : 344,254.14 = 153,870.90 : x
  2. Step 2: Convert to fraction form
    249,530.28/344,254.14 = 153,870.90/x
  3. Step 3: Cross multiply
    249,530.28x = 344,254.14 × 153,870.90
  4. Step 4: Simplify right side
    249,530.28x = 52,970,694,350.53
  5. Step 5: Solve for x
    x = 52,970,694,350.53/249,530.28
  6. Step 6: Final answer
    x = 212,281.63

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1.5x scale

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.