Home / 65,113.41-97,749.87-42,945.33

Finding the Fourth Proportional to 65,113.41, 97,749.87 and 42,945.33

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Solution

The fourth proportional to 65,113.41, 97,749.87 and 42,945.33 is: 64,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,113.41 : 97,749.87 = 42,945.33 : x
  2. Step 2: Convert to fraction form
    65,113.41/97,749.87 = 42,945.33/x
  3. Step 3: Cross multiply
    65,113.41x = 97,749.87 × 42,945.33
  4. Step 4: Simplify right side
    65,113.41x = 4,197,900,424.61
  5. Step 5: Solve for x
    x = 4,197,900,424.61/65,113.41
  6. Step 6: Final answer
    x = 64,470.60

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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.