Home / 105,262.97-145,271.46-59,955.14

Finding the Fourth Proportional to 105,262.97, 145,271.46 and 59,955.14

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Solution

The fourth proportional to 105,262.97, 145,271.46 and 59,955.14 is: 82,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,262.97 : 145,271.46 = 59,955.14 : x
  2. Step 2: Convert to fraction form
    105,262.97/145,271.46 = 59,955.14/x
  3. Step 3: Cross multiply
    105,262.97x = 145,271.46 × 59,955.14
  4. Step 4: Simplify right side
    105,262.97x = 8,709,769,995.95
  5. Step 5: Solve for x
    x = 8,709,769,995.95/105,262.97
  6. Step 6: Final answer
    x = 82,742.97

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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.