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Finding the Fourth Proportional to 104,547.42, 144,284.22 and 59,239.80

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Solution

The fourth proportional to 104,547.42, 144,284.22 and 59,239.80 is: 81,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,547.42 : 144,284.22 = 59,239.80 : x
  2. Step 2: Convert to fraction form
    104,547.42/144,284.22 = 59,239.80/x
  3. Step 3: Cross multiply
    104,547.42x = 144,284.22 × 59,239.80
  4. Step 4: Simplify right side
    104,547.42x = 8,547,368,335.96
  5. Step 5: Solve for x
    x = 8,547,368,335.96/104,547.42
  6. Step 6: Final answer
    x = 81,755.90

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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.