Home / 73,769.20-101,746.15-51,146.06

Finding the Fourth Proportional to 73,769.20, 101,746.15 and 51,146.06

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Solution

The fourth proportional to 73,769.20, 101,746.15 and 51,146.06 is: 70,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,769.20 : 101,746.15 = 51,146.06 : x
  2. Step 2: Convert to fraction form
    73,769.20/101,746.15 = 51,146.06/x
  3. Step 3: Cross multiply
    73,769.20x = 101,746.15 × 51,146.06
  4. Step 4: Simplify right side
    73,769.20x = 5,203,914,056.07
  5. Step 5: Solve for x
    x = 5,203,914,056.07/73,769.20
  6. Step 6: Final answer
    x = 70,543.18

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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.