Home / 97,447.12-134,477.16-52,735.12

Finding the Fourth Proportional to 97,447.12, 134,477.16 and 52,735.12

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Solution

The fourth proportional to 97,447.12, 134,477.16 and 52,735.12 is: 72,774.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,447.12 : 134,477.16 = 52,735.12 : x
  2. Step 2: Convert to fraction form
    97,447.12/134,477.16 = 52,735.12/x
  3. Step 3: Cross multiply
    97,447.12x = 134,477.16 × 52,735.12
  4. Step 4: Simplify right side
    97,447.12x = 7,091,669,169.86
  5. Step 5: Solve for x
    x = 7,091,669,169.86/97,447.12
  6. Step 6: Final answer
    x = 72,774.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.