Home / 249,210.60-373,902.30-109,069.80

Finding the Fourth Proportional to 249,210.60, 373,902.30 and 109,069.80

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Solution

The fourth proportional to 249,210.60, 373,902.30 and 109,069.80 is: 163,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,210.60 : 373,902.30 = 109,069.80 : x
  2. Step 2: Convert to fraction form
    249,210.60/373,902.30 = 109,069.80/x
  3. Step 3: Cross multiply
    249,210.60x = 373,902.30 × 109,069.80
  4. Step 4: Simplify right side
    249,210.60x = 40,781,449,080.54
  5. Step 5: Solve for x
    x = 40,781,449,080.54/249,210.60
  6. Step 6: Final answer
    x = 163,642.51

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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.