Home / 249,203.50-343,781.08-163,124.53

Finding the Fourth Proportional to 249,203.50, 343,781.08 and 163,124.53

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Solution

The fourth proportional to 249,203.50, 343,781.08 and 163,124.53 is: 225,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,203.50 : 343,781.08 = 163,124.53 : x
  2. Step 2: Convert to fraction form
    249,203.50/343,781.08 = 163,124.53/x
  3. Step 3: Cross multiply
    249,203.50x = 343,781.08 × 163,124.53
  4. Step 4: Simplify right side
    249,203.50x = 56,079,127,097.89
  5. Step 5: Solve for x
    x = 56,079,127,097.89/249,203.50
  6. Step 6: Final answer
    x = 225,033.47

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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.