Home / 255,283.04-352,287.63-140,559.30

Finding the Fourth Proportional to 255,283.04, 352,287.63 and 140,559.30

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Solution

The fourth proportional to 255,283.04, 352,287.63 and 140,559.30 is: 193,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,283.04 : 352,287.63 = 140,559.30 : x
  2. Step 2: Convert to fraction form
    255,283.04/352,287.63 = 140,559.30/x
  3. Step 3: Cross multiply
    255,283.04x = 352,287.63 × 140,559.30
  4. Step 4: Simplify right side
    255,283.04x = 49,517,302,671.46
  5. Step 5: Solve for x
    x = 49,517,302,671.46/255,283.04
  6. Step 6: Final answer
    x = 193,970.20

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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.