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Finding the Fourth Proportional to 94,851.39, 130,894.88 and 52,409.55

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Solution

The fourth proportional to 94,851.39, 130,894.88 and 52,409.55 is: 72,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,851.39 : 130,894.88 = 52,409.55 : x
  2. Step 2: Convert to fraction form
    94,851.39/130,894.88 = 52,409.55/x
  3. Step 3: Cross multiply
    94,851.39x = 130,894.88 × 52,409.55
  4. Step 4: Simplify right side
    94,851.39x = 6,860,141,496.06
  5. Step 5: Solve for x
    x = 6,860,141,496.06/94,851.39
  6. Step 6: Final answer
    x = 72,325.16

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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.