Home / 73,908.18-101,993.38-42,077.08

Finding the Fourth Proportional to 73,908.18, 101,993.38 and 42,077.08

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Solution

The fourth proportional to 73,908.18, 101,993.38 and 42,077.08 is: 58,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,908.18 : 101,993.38 = 42,077.08 : x
  2. Step 2: Convert to fraction form
    73,908.18/101,993.38 = 42,077.08/x
  3. Step 3: Cross multiply
    73,908.18x = 101,993.38 × 42,077.08
  4. Step 4: Simplify right side
    73,908.18x = 4,291,583,216.11
  5. Step 5: Solve for x
    x = 4,291,583,216.11/73,908.18
  6. Step 6: Final answer
    x = 58,066.42

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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.