Home / 249,445.36-374,315.66-91,784.53

Finding the Fourth Proportional to 249,445.36, 374,315.66 and 91,784.53

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Solution

The fourth proportional to 249,445.36, 374,315.66 and 91,784.53 is: 137,731.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,445.36 : 374,315.66 = 91,784.53 : x
  2. Step 2: Convert to fraction form
    249,445.36/374,315.66 = 91,784.53/x
  3. Step 3: Cross multiply
    249,445.36x = 374,315.66 × 91,784.53
  4. Step 4: Simplify right side
    249,445.36x = 34,356,386,924.74
  5. Step 5: Solve for x
    x = 34,356,386,924.74/249,445.36
  6. Step 6: Final answer
    x = 137,731.11

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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.