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Finding the Fourth Proportional to 134,557.68, 201,858.66 and 45,802.20

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Solution

The fourth proportional to 134,557.68, 201,858.66 and 45,802.20 is: 68,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,557.68 : 201,858.66 = 45,802.20 : x
  2. Step 2: Convert to fraction form
    134,557.68/201,858.66 = 45,802.20/x
  3. Step 3: Cross multiply
    134,557.68x = 201,858.66 × 45,802.20
  4. Step 4: Simplify right side
    134,557.68x = 9,245,570,717.05
  5. Step 5: Solve for x
    x = 9,245,570,717.05/134,557.68
  6. Step 6: Final answer
    x = 68,710.84

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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.