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Finding the Fourth Proportional to 62,210.68, 85,848.60 and 35,352.70

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Solution

The fourth proportional to 62,210.68, 85,848.60 and 35,352.70 is: 48,785.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,210.68 : 85,848.60 = 35,352.70 : x
  2. Step 2: Convert to fraction form
    62,210.68/85,848.60 = 35,352.70/x
  3. Step 3: Cross multiply
    62,210.68x = 85,848.60 × 35,352.70
  4. Step 4: Simplify right side
    62,210.68x = 3,034,979,801.22
  5. Step 5: Solve for x
    x = 3,034,979,801.22/62,210.68
  6. Step 6: Final answer
    x = 48,785.51

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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.