Home / 94,728.20-130,715.60-52,284

Finding the Fourth Proportional to 94,728.20, 130,715.60 and 52,284

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Solution

The fourth proportional to 94,728.20, 130,715.60 and 52,284 is: 72,146.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,728.20 : 130,715.60 = 52,284 : x
  2. Step 2: Convert to fraction form
    94,728.20/130,715.60 = 52,284/x
  3. Step 3: Cross multiply
    94,728.20x = 130,715.60 × 52,284
  4. Step 4: Simplify right side
    94,728.20x = 6,834,334,430.40
  5. Step 5: Solve for x
    x = 6,834,334,430.40/94,728.20
  6. Step 6: Final answer
    x = 72,146.78

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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.