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Finding the Fourth Proportional to 110,417.70, 152,376.44 and 60,116.70

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Solution

The fourth proportional to 110,417.70, 152,376.44 and 60,116.70 is: 82,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,417.70 : 152,376.44 = 60,116.70 : x
  2. Step 2: Convert to fraction form
    110,417.70/152,376.44 = 60,116.70/x
  3. Step 3: Cross multiply
    110,417.70x = 152,376.44 × 60,116.70
  4. Step 4: Simplify right side
    110,417.70x = 9,160,368,730.55
  5. Step 5: Solve for x
    x = 9,160,368,730.55/110,417.70
  6. Step 6: Final answer
    x = 82,961.05

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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.