Home / 55,187.50-76,158.75-30,037.18

Finding the Fourth Proportional to 55,187.50, 76,158.75 and 30,037.18

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Solution

The fourth proportional to 55,187.50, 76,158.75 and 30,037.18 is: 41,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,187.50 : 76,158.75 = 30,037.18 : x
  2. Step 2: Convert to fraction form
    55,187.50/76,158.75 = 30,037.18/x
  3. Step 3: Cross multiply
    55,187.50x = 76,158.75 × 30,037.18
  4. Step 4: Simplify right side
    55,187.50x = 2,287,594,082.33
  5. Step 5: Solve for x
    x = 2,287,594,082.33/55,187.50
  6. Step 6: Final answer
    x = 41,451.31

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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.