Home / 94,931.73-130,976.19-63,106.02

Finding the Fourth Proportional to 94,931.73, 130,976.19 and 63,106.02

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Solution

The fourth proportional to 94,931.73, 130,976.19 and 63,106.02 is: 87,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,931.73 : 130,976.19 = 63,106.02 : x
  2. Step 2: Convert to fraction form
    94,931.73/130,976.19 = 63,106.02/x
  3. Step 3: Cross multiply
    94,931.73x = 130,976.19 × 63,106.02
  4. Step 4: Simplify right side
    94,931.73x = 8,265,386,065.66
  5. Step 5: Solve for x
    x = 8,265,386,065.66/94,931.73
  6. Step 6: Final answer
    x = 87,066.63

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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.