Home / 249,562.90-344,396.84-142,142.93

Finding the Fourth Proportional to 249,562.90, 344,396.84 and 142,142.93

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Solution

The fourth proportional to 249,562.90, 344,396.84 and 142,142.93 is: 196,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,562.90 : 344,396.84 = 142,142.93 : x
  2. Step 2: Convert to fraction form
    249,562.90/344,396.84 = 142,142.93/x
  3. Step 3: Cross multiply
    249,562.90x = 344,396.84 × 142,142.93
  4. Step 4: Simplify right side
    249,562.90x = 48,953,575,920.34
  5. Step 5: Solve for x
    x = 48,953,575,920.34/249,562.90
  6. Step 6: Final answer
    x = 196,157.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.