Home / 97,045.32-133,915.34-54,595.72

Finding the Fourth Proportional to 97,045.32, 133,915.34 and 54,595.72

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Solution

The fourth proportional to 97,045.32, 133,915.34 and 54,595.72 is: 75,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,045.32 : 133,915.34 = 54,595.72 : x
  2. Step 2: Convert to fraction form
    97,045.32/133,915.34 = 54,595.72/x
  3. Step 3: Cross multiply
    97,045.32x = 133,915.34 × 54,595.72
  4. Step 4: Simplify right side
    97,045.32x = 7,311,204,406.34
  5. Step 5: Solve for x
    x = 7,311,204,406.34/97,045.32
  6. Step 6: Final answer
    x = 75,338.04

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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.