Home / 249,517.40-374,276.10-83,305.40

Finding the Fourth Proportional to 249,517.40, 374,276.10 and 83,305.40

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Solution

The fourth proportional to 249,517.40, 374,276.10 and 83,305.40 is: 124,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,517.40 : 374,276.10 = 83,305.40 : x
  2. Step 2: Convert to fraction form
    249,517.40/374,276.10 = 83,305.40/x
  3. Step 3: Cross multiply
    249,517.40x = 374,276.10 × 83,305.40
  4. Step 4: Simplify right side
    249,517.40x = 31,179,220,220.94
  5. Step 5: Solve for x
    x = 31,179,220,220.94/249,517.40
  6. Step 6: Final answer
    x = 124,958.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.