Home / 249,660.32-344,506.52-142,223.94

Finding the Fourth Proportional to 249,660.32, 344,506.52 and 142,223.94

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Solution

The fourth proportional to 249,660.32, 344,506.52 and 142,223.94 is: 196,254.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,660.32 : 344,506.52 = 142,223.94 : x
  2. Step 2: Convert to fraction form
    249,660.32/344,506.52 = 142,223.94/x
  3. Step 3: Cross multiply
    249,660.32x = 344,506.52 × 142,223.94
  4. Step 4: Simplify right side
    249,660.32x = 48,997,073,918.97
  5. Step 5: Solve for x
    x = 48,997,073,918.97/249,660.32
  6. Step 6: Final answer
    x = 196,254.96

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1.5x scale

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.