Home / 110,294.22-152,084.40-76,243.59

Finding the Fourth Proportional to 110,294.22, 152,084.40 and 76,243.59

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Solution

The fourth proportional to 110,294.22, 152,084.40 and 76,243.59 is: 105,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,294.22 : 152,084.40 = 76,243.59 : x
  2. Step 2: Convert to fraction form
    110,294.22/152,084.40 = 76,243.59/x
  3. Step 3: Cross multiply
    110,294.22x = 152,084.40 × 76,243.59
  4. Step 4: Simplify right side
    110,294.22x = 11,595,460,639.00
  5. Step 5: Solve for x
    x = 11,595,460,639.00/110,294.22
  6. Step 6: Final answer
    x = 105,132.08

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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.