Home / 94,478.16-130,377.16-51,456.67

Finding the Fourth Proportional to 94,478.16, 130,377.16 and 51,456.67

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Solution

The fourth proportional to 94,478.16, 130,377.16 and 51,456.67 is: 71,008.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,478.16 : 130,377.16 = 51,456.67 : x
  2. Step 2: Convert to fraction form
    94,478.16/130,377.16 = 51,456.67/x
  3. Step 3: Cross multiply
    94,478.16x = 130,377.16 × 51,456.67
  4. Step 4: Simplify right side
    94,478.16x = 6,708,774,236.04
  5. Step 5: Solve for x
    x = 6,708,774,236.04/94,478.16
  6. Step 6: Final answer
    x = 71,008.73

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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.