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Finding the Fourth Proportional to 134,863.60, 202,368.30 and 59,995.30

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Solution

The fourth proportional to 134,863.60, 202,368.30 and 59,995.30 is: 90,025.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,863.60 : 202,368.30 = 59,995.30 : x
  2. Step 2: Convert to fraction form
    134,863.60/202,368.30 = 59,995.30/x
  3. Step 3: Cross multiply
    134,863.60x = 202,368.30 × 59,995.30
  4. Step 4: Simplify right side
    134,863.60x = 12,141,146,868.99
  5. Step 5: Solve for x
    x = 12,141,146,868.99/134,863.60
  6. Step 6: Final answer
    x = 90,025.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.