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Finding the Fourth Proportional to 104,141.61, 143,707.30 and 58,824.14

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Solution

The fourth proportional to 104,141.61, 143,707.30 and 58,824.14 is: 81,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,141.61 : 143,707.30 = 58,824.14 : x
  2. Step 2: Convert to fraction form
    104,141.61/143,707.30 = 58,824.14/x
  3. Step 3: Cross multiply
    104,141.61x = 143,707.30 × 58,824.14
  4. Step 4: Simplify right side
    104,141.61x = 8,453,457,468.63
  5. Step 5: Solve for x
    x = 8,453,457,468.63/104,141.61
  6. Step 6: Final answer
    x = 81,172.72

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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.