Home / 249,614.11-374,569.53-91,953.28

Finding the Fourth Proportional to 249,614.11, 374,569.53 and 91,953.28

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Solution

The fourth proportional to 249,614.11, 374,569.53 and 91,953.28 is: 137,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,614.11 : 374,569.53 = 91,953.28 : x
  2. Step 2: Convert to fraction form
    249,614.11/374,569.53 = 91,953.28/x
  3. Step 3: Cross multiply
    249,614.11x = 374,569.53 × 91,953.28
  4. Step 4: Simplify right side
    249,614.11x = 34,442,896,871.56
  5. Step 5: Solve for x
    x = 34,442,896,871.56/249,614.11
  6. Step 6: Final answer
    x = 137,984.57

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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.