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Finding the Fourth Proportional to 67,252.96, 100,085.52 and 65,010.60

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Solution

The fourth proportional to 67,252.96, 100,085.52 and 65,010.60 is: 96,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,252.96 : 100,085.52 = 65,010.60 : x
  2. Step 2: Convert to fraction form
    67,252.96/100,085.52 = 65,010.60/x
  3. Step 3: Cross multiply
    67,252.96x = 100,085.52 × 65,010.60
  4. Step 4: Simplify right side
    67,252.96x = 6,506,619,706.51
  5. Step 5: Solve for x
    x = 6,506,619,706.51/67,252.96
  6. Step 6: Final answer
    x = 96,748.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.