Home / 249,634.13-374,451.19-83,422.13

Finding the Fourth Proportional to 249,634.13, 374,451.19 and 83,422.13

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Solution

The fourth proportional to 249,634.13, 374,451.19 and 83,422.13 is: 125,133.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,634.13 : 374,451.19 = 83,422.13 : x
  2. Step 2: Convert to fraction form
    249,634.13/374,451.19 = 83,422.13/x
  3. Step 3: Cross multiply
    249,634.13x = 374,451.19 × 83,422.13
  4. Step 4: Simplify right side
    249,634.13x = 31,237,513,770.02
  5. Step 5: Solve for x
    x = 31,237,513,770.02/249,634.13
  6. Step 6: Final answer
    x = 125,133.19

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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.