Home / 249,719.04-344,608.92-142,295.40

Finding the Fourth Proportional to 249,719.04, 344,608.92 and 142,295.40

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Solution

The fourth proportional to 249,719.04, 344,608.92 and 142,295.40 is: 196,365.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,719.04 : 344,608.92 = 142,295.40 : x
  2. Step 2: Convert to fraction form
    249,719.04/344,608.92 = 142,295.40/x
  3. Step 3: Cross multiply
    249,719.04x = 344,608.92 × 142,295.40
  4. Step 4: Simplify right side
    249,719.04x = 49,036,264,114.97
  5. Step 5: Solve for x
    x = 49,036,264,114.97/249,719.04
  6. Step 6: Final answer
    x = 196,365.74

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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.