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Finding the Fourth Proportional to 104,491.16, 144,206.72 and 59,177.08

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Solution

The fourth proportional to 104,491.16, 144,206.72 and 59,177.08 is: 81,669.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,491.16 : 144,206.72 = 59,177.08 : x
  2. Step 2: Convert to fraction form
    104,491.16/144,206.72 = 59,177.08/x
  3. Step 3: Cross multiply
    104,491.16x = 144,206.72 × 59,177.08
  4. Step 4: Simplify right side
    104,491.16x = 8,533,732,605.98
  5. Step 5: Solve for x
    x = 8,533,732,605.98/104,491.16
  6. Step 6: Final answer
    x = 81,669.42

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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.