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Finding the Fourth Proportional to 110,189.76, 152,062.08 and 59,888.64

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Solution

The fourth proportional to 110,189.76, 152,062.08 and 59,888.64 is: 82,646.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,189.76 : 152,062.08 = 59,888.64 : x
  2. Step 2: Convert to fraction form
    110,189.76/152,062.08 = 59,888.64/x
  3. Step 3: Cross multiply
    110,189.76x = 152,062.08 × 59,888.64
  4. Step 4: Simplify right side
    110,189.76x = 9,106,791,166.77
  5. Step 5: Solve for x
    x = 9,106,791,166.77/110,189.76
  6. Step 6: Final answer
    x = 82,646.44

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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.