Home / 73,914.12-101,989.76-42,083.64

Finding the Fourth Proportional to 73,914.12, 101,989.76 and 42,083.64

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Solution

The fourth proportional to 73,914.12, 101,989.76 and 42,083.64 is: 58,068.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,914.12 : 101,989.76 = 42,083.64 : x
  2. Step 2: Convert to fraction form
    73,914.12/101,989.76 = 42,083.64/x
  3. Step 3: Cross multiply
    73,914.12x = 101,989.76 × 42,083.64
  4. Step 4: Simplify right side
    73,914.12x = 4,292,100,343.53
  5. Step 5: Solve for x
    x = 4,292,100,343.53/73,914.12
  6. Step 6: Final answer
    x = 58,068.75

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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.