Home / 127,252.60-190,951.80-48,423.40

Finding the Fourth Proportional to 127,252.60, 190,951.80 and 48,423.40

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Solution

The fourth proportional to 127,252.60, 190,951.80 and 48,423.40 is: 72,662.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,252.60 : 190,951.80 = 48,423.40 : x
  2. Step 2: Convert to fraction form
    127,252.60/190,951.80 = 48,423.40/x
  3. Step 3: Cross multiply
    127,252.60x = 190,951.80 × 48,423.40
  4. Step 4: Simplify right side
    127,252.60x = 9,246,535,392.12
  5. Step 5: Solve for x
    x = 9,246,535,392.12/127,252.60
  6. Step 6: Final answer
    x = 72,662.84

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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.