Home / 107,918.81-148,928.12-60,175.18

Finding the Fourth Proportional to 107,918.81, 148,928.12 and 60,175.18

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Solution

The fourth proportional to 107,918.81, 148,928.12 and 60,175.18 is: 83,041.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,918.81 : 148,928.12 = 60,175.18 : x
  2. Step 2: Convert to fraction form
    107,918.81/148,928.12 = 60,175.18/x
  3. Step 3: Cross multiply
    107,918.81x = 148,928.12 × 60,175.18
  4. Step 4: Simplify right side
    107,918.81x = 8,961,776,428.06
  5. Step 5: Solve for x
    x = 8,961,776,428.06/107,918.81
  6. Step 6: Final answer
    x = 83,041.84

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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.