Home / 97,091.10-133,980.69-54,652.35

Finding the Fourth Proportional to 97,091.10, 133,980.69 and 54,652.35

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Solution

The fourth proportional to 97,091.10, 133,980.69 and 54,652.35 is: 75,417.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,091.10 : 133,980.69 = 54,652.35 : x
  2. Step 2: Convert to fraction form
    97,091.10/133,980.69 = 54,652.35/x
  3. Step 3: Cross multiply
    97,091.10x = 133,980.69 × 54,652.35
  4. Step 4: Simplify right side
    97,091.10x = 7,322,359,563.12
  5. Step 5: Solve for x
    x = 7,322,359,563.12/97,091.10
  6. Step 6: Final answer
    x = 75,417.41

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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.