Home / 89,066.19-122,912.73-48,779.22

Finding the Fourth Proportional to 89,066.19, 122,912.73 and 48,779.22

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Solution

The fourth proportional to 89,066.19, 122,912.73 and 48,779.22 is: 67,316.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,066.19 : 122,912.73 = 48,779.22 : x
  2. Step 2: Convert to fraction form
    89,066.19/122,912.73 = 48,779.22/x
  3. Step 3: Cross multiply
    89,066.19x = 122,912.73 × 48,779.22
  4. Step 4: Simplify right side
    89,066.19x = 5,995,587,097.47
  5. Step 5: Solve for x
    x = 5,995,587,097.47/89,066.19
  6. Step 6: Final answer
    x = 67,316.08

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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.