Home / 249,847.44-344,798.28-142,400.12

Finding the Fourth Proportional to 249,847.44, 344,798.28 and 142,400.12

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Solution

The fourth proportional to 249,847.44, 344,798.28 and 142,400.12 is: 196,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,847.44 : 344,798.28 = 142,400.12 : x
  2. Step 2: Convert to fraction form
    249,847.44/344,798.28 = 142,400.12/x
  3. Step 3: Cross multiply
    249,847.44x = 344,798.28 × 142,400.12
  4. Step 4: Simplify right side
    249,847.44x = 49,099,316,447.79
  5. Step 5: Solve for x
    x = 49,099,316,447.79/249,847.44
  6. Step 6: Final answer
    x = 196,517.19

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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.