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Finding the Fourth Proportional to 110,216.40, 152,094.40 and 59,915.40

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Solution

The fourth proportional to 110,216.40, 152,094.40 and 59,915.40 is: 82,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,216.40 : 152,094.40 = 59,915.40 : x
  2. Step 2: Convert to fraction form
    110,216.40/152,094.40 = 59,915.40/x
  3. Step 3: Cross multiply
    110,216.40x = 152,094.40 × 59,915.40
  4. Step 4: Simplify right side
    110,216.40x = 9,112,796,813.76
  5. Step 5: Solve for x
    x = 9,112,796,813.76/110,216.40
  6. Step 6: Final answer
    x = 82,680.95

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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.