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Finding the Fourth Proportional to 134,009.60, 201,014.40 and 64,025.60

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Solution

The fourth proportional to 134,009.60, 201,014.40 and 64,025.60 is: 96,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,009.60 : 201,014.40 = 64,025.60 : x
  2. Step 2: Convert to fraction form
    134,009.60/201,014.40 = 64,025.60/x
  3. Step 3: Cross multiply
    134,009.60x = 201,014.40 × 64,025.60
  4. Step 4: Simplify right side
    134,009.60x = 12,870,067,568.64
  5. Step 5: Solve for x
    x = 12,870,067,568.64/134,009.60
  6. Step 6: Final answer
    x = 96,038.40

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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.