Home / 249,659.10-374,480.43-99,859.17

Finding the Fourth Proportional to 249,659.10, 374,480.43 and 99,859.17

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Solution

The fourth proportional to 249,659.10, 374,480.43 and 99,859.17 is: 149,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,659.10 : 374,480.43 = 99,859.17 : x
  2. Step 2: Convert to fraction form
    249,659.10/374,480.43 = 99,859.17/x
  3. Step 3: Cross multiply
    249,659.10x = 374,480.43 × 99,859.17
  4. Step 4: Simplify right side
    249,659.10x = 37,395,304,921.04
  5. Step 5: Solve for x
    x = 37,395,304,921.04/249,659.10
  6. Step 6: Final answer
    x = 149,785.47

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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.