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Finding the Fourth Proportional to 94,813.95, 142,219.95 and 54,807.48

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Solution

The fourth proportional to 94,813.95, 142,219.95 and 54,807.48 is: 82,210.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,813.95 : 142,219.95 = 54,807.48 : x
  2. Step 2: Convert to fraction form
    94,813.95/142,219.95 = 54,807.48/x
  3. Step 3: Cross multiply
    94,813.95x = 142,219.95 × 54,807.48
  4. Step 4: Simplify right side
    94,813.95x = 7,794,716,712.93
  5. Step 5: Solve for x
    x = 7,794,716,712.93/94,813.95
  6. Step 6: Final answer
    x = 82,210.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.