Home / 105,034.77-144,942.75-59,706.81

Finding the Fourth Proportional to 105,034.77, 144,942.75 and 59,706.81

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Solution

The fourth proportional to 105,034.77, 144,942.75 and 59,706.81 is: 82,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,034.77 : 144,942.75 = 59,706.81 : x
  2. Step 2: Convert to fraction form
    105,034.77/144,942.75 = 59,706.81/x
  3. Step 3: Cross multiply
    105,034.77x = 144,942.75 × 59,706.81
  4. Step 4: Simplify right side
    105,034.77x = 8,654,069,235.13
  5. Step 5: Solve for x
    x = 8,654,069,235.13/105,034.77
  6. Step 6: Final answer
    x = 82,392.42

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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.