Home / 249,660.48-344,533.50-142,228.80

Finding the Fourth Proportional to 249,660.48, 344,533.50 and 142,228.80

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Solution

The fourth proportional to 249,660.48, 344,533.50 and 142,228.80 is: 196,276.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,660.48 : 344,533.50 = 142,228.80 : x
  2. Step 2: Convert to fraction form
    249,660.48/344,533.50 = 142,228.80/x
  3. Step 3: Cross multiply
    249,660.48x = 344,533.50 × 142,228.80
  4. Step 4: Simplify right side
    249,660.48x = 49,002,586,264.80
  5. Step 5: Solve for x
    x = 49,002,586,264.80/249,660.48
  6. Step 6: Final answer
    x = 196,276.90

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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.