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Finding the Fourth Proportional to 60,202.51, 83,135.31 and 45,068.91

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Solution

The fourth proportional to 60,202.51, 83,135.31 and 45,068.91 is: 62,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,202.51 : 83,135.31 = 45,068.91 : x
  2. Step 2: Convert to fraction form
    60,202.51/83,135.31 = 45,068.91/x
  3. Step 3: Cross multiply
    60,202.51x = 83,135.31 × 45,068.91
  4. Step 4: Simplify right side
    60,202.51x = 3,746,817,576.96
  5. Step 5: Solve for x
    x = 3,746,817,576.96/60,202.51
  6. Step 6: Final answer
    x = 62,236.90

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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.