Home / 105,566.44-145,679.96-60,258.48

Finding the Fourth Proportional to 105,566.44, 145,679.96 and 60,258.48

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Solution

The fourth proportional to 105,566.44, 145,679.96 and 60,258.48 is: 83,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,566.44 : 145,679.96 = 60,258.48 : x
  2. Step 2: Convert to fraction form
    105,566.44/145,679.96 = 60,258.48/x
  3. Step 3: Cross multiply
    105,566.44x = 145,679.96 × 60,258.48
  4. Step 4: Simplify right side
    105,566.44x = 8,778,452,956.06
  5. Step 5: Solve for x
    x = 8,778,452,956.06/105,566.44
  6. Step 6: Final answer
    x = 83,155.72

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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.