Home / 111,465.09-167,252.31-52,305.57

Finding the Fourth Proportional to 111,465.09, 167,252.31 and 52,305.57

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Solution

The fourth proportional to 111,465.09, 167,252.31 and 52,305.57 is: 78,484.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,465.09 : 167,252.31 = 52,305.57 : x
  2. Step 2: Convert to fraction form
    111,465.09/167,252.31 = 52,305.57/x
  3. Step 3: Cross multiply
    111,465.09x = 167,252.31 × 52,305.57
  4. Step 4: Simplify right side
    111,465.09x = 8,748,227,408.37
  5. Step 5: Solve for x
    x = 8,748,227,408.37/111,465.09
  6. Step 6: Final answer
    x = 78,484.01

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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.