Home / 110,317.29-152,231.63-61,914.71

Finding the Fourth Proportional to 110,317.29, 152,231.63 and 61,914.71

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Solution

The fourth proportional to 110,317.29, 152,231.63 and 61,914.71 is: 85,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,317.29 : 152,231.63 = 61,914.71 : x
  2. Step 2: Convert to fraction form
    110,317.29/152,231.63 = 61,914.71/x
  3. Step 3: Cross multiply
    110,317.29x = 152,231.63 × 61,914.71
  4. Step 4: Simplify right side
    110,317.29x = 9,425,377,224.28
  5. Step 5: Solve for x
    x = 9,425,377,224.28/110,317.29
  6. Step 6: Final answer
    x = 85,438.80

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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.