Home / 97,062.58-133,946.09-54,621.11

Finding the Fourth Proportional to 97,062.58, 133,946.09 and 54,621.11

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Solution

The fourth proportional to 97,062.58, 133,946.09 and 54,621.11 is: 75,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,062.58 : 133,946.09 = 54,621.11 : x
  2. Step 2: Convert to fraction form
    97,062.58/133,946.09 = 54,621.11/x
  3. Step 3: Cross multiply
    97,062.58x = 133,946.09 × 54,621.11
  4. Step 4: Simplify right side
    97,062.58x = 7,316,284,382.55
  5. Step 5: Solve for x
    x = 7,316,284,382.55/97,062.58
  6. Step 6: Final answer
    x = 75,376.98

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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.