Home / 249,529.86-344,350.80-142,099.92

Finding the Fourth Proportional to 249,529.86, 344,350.80 and 142,099.92

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Solution

The fourth proportional to 249,529.86, 344,350.80 and 142,099.92 is: 196,097.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,529.86 : 344,350.80 = 142,099.92 : x
  2. Step 2: Convert to fraction form
    249,529.86/344,350.80 = 142,099.92/x
  3. Step 3: Cross multiply
    249,529.86x = 344,350.80 × 142,099.92
  4. Step 4: Simplify right side
    249,529.86x = 48,932,221,131.94
  5. Step 5: Solve for x
    x = 48,932,221,131.94/249,529.86
  6. Step 6: Final answer
    x = 196,097.66

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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.