Home / 249,932.70-374,445.45-144,438.30

Finding the Fourth Proportional to 249,932.70, 374,445.45 and 144,438.30

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Solution

The fourth proportional to 249,932.70, 374,445.45 and 144,438.30 is: 216,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,932.70 : 374,445.45 = 144,438.30 : x
  2. Step 2: Convert to fraction form
    249,932.70/374,445.45 = 144,438.30/x
  3. Step 3: Cross multiply
    249,932.70x = 374,445.45 × 144,438.30
  4. Step 4: Simplify right side
    249,932.70x = 54,084,264,240.74
  5. Step 5: Solve for x
    x = 54,084,264,240.74/249,932.70
  6. Step 6: Final answer
    x = 216,395.31

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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.