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Finding the Fourth Proportional to 111,477.47, 167,145.03 and 73,482.84

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Solution

The fourth proportional to 111,477.47, 167,145.03 and 73,482.84 is: 110,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,477.47 : 167,145.03 = 73,482.84 : x
  2. Step 2: Convert to fraction form
    111,477.47/167,145.03 = 73,482.84/x
  3. Step 3: Cross multiply
    111,477.47x = 167,145.03 × 73,482.84
  4. Step 4: Simplify right side
    111,477.47x = 12,282,291,496.29
  5. Step 5: Solve for x
    x = 12,282,291,496.29/111,477.47
  6. Step 6: Final answer
    x = 110,177.35

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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.