Home / 77,541.30-106,998.84-43,547.22

Finding the Fourth Proportional to 77,541.30, 106,998.84 and 43,547.22

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Solution

The fourth proportional to 77,541.30, 106,998.84 and 43,547.22 is: 60,090.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,541.30 : 106,998.84 = 43,547.22 : x
  2. Step 2: Convert to fraction form
    77,541.30/106,998.84 = 43,547.22/x
  3. Step 3: Cross multiply
    77,541.30x = 106,998.84 × 43,547.22
  4. Step 4: Simplify right side
    77,541.30x = 4,659,502,025.22
  5. Step 5: Solve for x
    x = 4,659,502,025.22/77,541.30
  6. Step 6: Final answer
    x = 60,090.58

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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.