Home / 249,059.40-373,589.10-71,572.20

Finding the Fourth Proportional to 249,059.40, 373,589.10 and 71,572.20

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Solution

The fourth proportional to 249,059.40, 373,589.10 and 71,572.20 is: 107,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,059.40 : 373,589.10 = 71,572.20 : x
  2. Step 2: Convert to fraction form
    249,059.40/373,589.10 = 71,572.20/x
  3. Step 3: Cross multiply
    249,059.40x = 373,589.10 × 71,572.20
  4. Step 4: Simplify right side
    249,059.40x = 26,738,593,783.02
  5. Step 5: Solve for x
    x = 26,738,593,783.02/249,059.40
  6. Step 6: Final answer
    x = 107,358.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.