Home / 127,376.60-175,594.44-89,017.06

Finding the Fourth Proportional to 127,376.60, 175,594.44 and 89,017.06

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Solution

The fourth proportional to 127,376.60, 175,594.44 and 89,017.06 is: 122,714.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,376.60 : 175,594.44 = 89,017.06 : x
  2. Step 2: Convert to fraction form
    127,376.60/175,594.44 = 89,017.06/x
  3. Step 3: Cross multiply
    127,376.60x = 175,594.44 × 89,017.06
  4. Step 4: Simplify right side
    127,376.60x = 15,630,900,801.15
  5. Step 5: Solve for x
    x = 15,630,900,801.15/127,376.60
  6. Step 6: Final answer
    x = 122,714.07

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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.