Home / 116,714.40-175,071.60-111,595.20

Finding the Fourth Proportional to 116,714.40, 175,071.60 and 111,595.20

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Solution

The fourth proportional to 116,714.40, 175,071.60 and 111,595.20 is: 167,392.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,714.40 : 175,071.60 = 111,595.20 : x
  2. Step 2: Convert to fraction form
    116,714.40/175,071.60 = 111,595.20/x
  3. Step 3: Cross multiply
    116,714.40x = 175,071.60 × 111,595.20
  4. Step 4: Simplify right side
    116,714.40x = 19,537,150,216.32
  5. Step 5: Solve for x
    x = 19,537,150,216.32/116,714.40
  6. Step 6: Final answer
    x = 167,392.80

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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.