Home / 249,455.62-344,243.41-142,024.11

Finding the Fourth Proportional to 249,455.62, 344,243.41 and 142,024.11

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Solution

The fourth proportional to 249,455.62, 344,243.41 and 142,024.11 is: 195,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,455.62 : 344,243.41 = 142,024.11 : x
  2. Step 2: Convert to fraction form
    249,455.62/344,243.41 = 142,024.11/x
  3. Step 3: Cross multiply
    249,455.62x = 344,243.41 × 142,024.11
  4. Step 4: Simplify right side
    249,455.62x = 48,890,863,928.62
  5. Step 5: Solve for x
    x = 48,890,863,928.62/249,455.62
  6. Step 6: Final answer
    x = 195,990.23

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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.