Home / 70,154.16-96,846.40-41,478.72

Finding the Fourth Proportional to 70,154.16, 96,846.40 and 41,478.72

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Solution

The fourth proportional to 70,154.16, 96,846.40 and 41,478.72 is: 57,260.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,154.16 : 96,846.40 = 41,478.72 : x
  2. Step 2: Convert to fraction form
    70,154.16/96,846.40 = 41,478.72/x
  3. Step 3: Cross multiply
    70,154.16x = 96,846.40 × 41,478.72
  4. Step 4: Simplify right side
    70,154.16x = 4,017,064,708.61
  5. Step 5: Solve for x
    x = 4,017,064,708.61/70,154.16
  6. Step 6: Final answer
    x = 57,260.53

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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.