Home / 249,717.04-374,612.80-91,933.36

Finding the Fourth Proportional to 249,717.04, 374,612.80 and 91,933.36

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Solution

The fourth proportional to 249,717.04, 374,612.80 and 91,933.36 is: 137,913.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,717.04 : 374,612.80 = 91,933.36 : x
  2. Step 2: Convert to fraction form
    249,717.04/374,612.80 = 91,933.36/x
  3. Step 3: Cross multiply
    249,717.04x = 374,612.80 × 91,933.36
  4. Step 4: Simplify right side
    249,717.04x = 34,439,413,403.01
  5. Step 5: Solve for x
    x = 34,439,413,403.01/249,717.04
  6. Step 6: Final answer
    x = 137,913.75

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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.