Home / 68,261.40-94,258.92-42,810.60

Finding the Fourth Proportional to 68,261.40, 94,258.92 and 42,810.60

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Solution

The fourth proportional to 68,261.40, 94,258.92 and 42,810.60 is: 59,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,261.40 : 94,258.92 = 42,810.60 : x
  2. Step 2: Convert to fraction form
    68,261.40/94,258.92 = 42,810.60/x
  3. Step 3: Cross multiply
    68,261.40x = 94,258.92 × 42,810.60
  4. Step 4: Simplify right side
    68,261.40x = 4,035,280,920.55
  5. Step 5: Solve for x
    x = 4,035,280,920.55/68,261.40
  6. Step 6: Final answer
    x = 59,115.12

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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.