Home / 73,890.14-101,943.09-42,051.06

Finding the Fourth Proportional to 73,890.14, 101,943.09 and 42,051.06

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Solution

The fourth proportional to 73,890.14, 101,943.09 and 42,051.06 is: 58,016.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,890.14 : 101,943.09 = 42,051.06 : x
  2. Step 2: Convert to fraction form
    73,890.14/101,943.09 = 42,051.06/x
  3. Step 3: Cross multiply
    73,890.14x = 101,943.09 × 42,051.06
  4. Step 4: Simplify right side
    73,890.14x = 4,286,814,994.18
  5. Step 5: Solve for x
    x = 4,286,814,994.18/73,890.14
  6. Step 6: Final answer
    x = 58,016.07

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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.