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Finding the Fourth Proportional to 62,298.70, 85,964.16 and 35,071.34

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Solution

The fourth proportional to 62,298.70, 85,964.16 and 35,071.34 is: 48,393.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,298.70 : 85,964.16 = 35,071.34 : x
  2. Step 2: Convert to fraction form
    62,298.70/85,964.16 = 35,071.34/x
  3. Step 3: Cross multiply
    62,298.70x = 85,964.16 × 35,071.34
  4. Step 4: Simplify right side
    62,298.70x = 3,014,878,283.17
  5. Step 5: Solve for x
    x = 3,014,878,283.17/62,298.70
  6. Step 6: Final answer
    x = 48,393.92

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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.