Home / 177,746.40-245,073.60-167,443.20

Finding the Fourth Proportional to 177,746.40, 245,073.60 and 167,443.20

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Solution

The fourth proportional to 177,746.40, 245,073.60 and 167,443.20 is: 230,867.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,746.40 : 245,073.60 = 167,443.20 : x
  2. Step 2: Convert to fraction form
    177,746.40/245,073.60 = 167,443.20/x
  3. Step 3: Cross multiply
    177,746.40x = 245,073.60 × 167,443.20
  4. Step 4: Simplify right side
    177,746.40x = 41,035,907,819.52
  5. Step 5: Solve for x
    x = 41,035,907,819.52/177,746.40
  6. Step 6: Final answer
    x = 230,867.73

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1.5x scale

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.