Home / 249,120.05-373,633.52-66,753

Finding the Fourth Proportional to 249,120.05, 373,633.52 and 66,753

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Solution

The fourth proportional to 249,120.05, 373,633.52 and 66,753 is: 100,117.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,120.05 : 373,633.52 = 66,753 : x
  2. Step 2: Convert to fraction form
    249,120.05/373,633.52 = 66,753/x
  3. Step 3: Cross multiply
    249,120.05x = 373,633.52 × 66,753
  4. Step 4: Simplify right side
    249,120.05x = 24,941,158,026.80
  5. Step 5: Solve for x
    x = 24,941,158,026.80/249,120.05
  6. Step 6: Final answer
    x = 100,117.03

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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.