Home / 110,638.39-152,679.57-62,888.62

Finding the Fourth Proportional to 110,638.39, 152,679.57 and 62,888.62

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Solution

The fourth proportional to 110,638.39, 152,679.57 and 62,888.62 is: 86,785.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,638.39 : 152,679.57 = 62,888.62 : x
  2. Step 2: Convert to fraction form
    110,638.39/152,679.57 = 62,888.62/x
  3. Step 3: Cross multiply
    110,638.39x = 152,679.57 × 62,888.62
  4. Step 4: Simplify right side
    110,638.39x = 9,601,807,459.49
  5. Step 5: Solve for x
    x = 9,601,807,459.49/110,638.39
  6. Step 6: Final answer
    x = 86,785.50

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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.