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Finding the Fourth Proportional to 104,547.44, 144,243.69 and 59,218.22

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Solution

The fourth proportional to 104,547.44, 144,243.69 and 59,218.22 is: 81,703.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,547.44 : 144,243.69 = 59,218.22 : x
  2. Step 2: Convert to fraction form
    104,547.44/144,243.69 = 59,218.22/x
  3. Step 3: Cross multiply
    104,547.44x = 144,243.69 × 59,218.22
  4. Step 4: Simplify right side
    104,547.44x = 8,541,854,568.03
  5. Step 5: Solve for x
    x = 8,541,854,568.03/104,547.44
  6. Step 6: Final answer
    x = 81,703.14

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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.