Home / 50,699.12-69,880.93-38,102.00

Finding the Fourth Proportional to 50,699.12, 69,880.93 and 38,102.00

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Solution

The fourth proportional to 50,699.12, 69,880.93 and 38,102.00 is: 52,517.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,699.12 : 69,880.93 = 38,102.00 : x
  2. Step 2: Convert to fraction form
    50,699.12/69,880.93 = 38,102.00/x
  3. Step 3: Cross multiply
    50,699.12x = 69,880.93 × 38,102.00
  4. Step 4: Simplify right side
    50,699.12x = 2,662,602,750.20
  5. Step 5: Solve for x
    x = 2,662,602,750.20/50,699.12
  6. Step 6: Final answer
    x = 52,517.74

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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.