Home / 94,203.81-129,871.35-75,148.22

Finding the Fourth Proportional to 94,203.81, 129,871.35 and 75,148.22

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Solution

The fourth proportional to 94,203.81, 129,871.35 and 75,148.22 is: 103,600.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,203.81 : 129,871.35 = 75,148.22 : x
  2. Step 2: Convert to fraction form
    94,203.81/129,871.35 = 75,148.22/x
  3. Step 3: Cross multiply
    94,203.81x = 129,871.35 × 75,148.22
  4. Step 4: Simplify right side
    94,203.81x = 9,759,601,106.18
  5. Step 5: Solve for x
    x = 9,759,601,106.18/94,203.81
  6. Step 6: Final answer
    x = 103,600.92

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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.