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Finding the Fourth Proportional to 108,053.65, 149,118.02 and 60,316.17

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Solution

The fourth proportional to 108,053.65, 149,118.02 and 60,316.17 is: 83,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,053.65 : 149,118.02 = 60,316.17 : x
  2. Step 2: Convert to fraction form
    108,053.65/149,118.02 = 60,316.17/x
  3. Step 3: Cross multiply
    108,053.65x = 149,118.02 × 60,316.17
  4. Step 4: Simplify right side
    108,053.65x = 8,994,227,844.38
  5. Step 5: Solve for x
    x = 8,994,227,844.38/108,053.65
  6. Step 6: Final answer
    x = 83,238.54

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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.