Home / 85,868.08-118,486.74-50,064.46

Finding the Fourth Proportional to 85,868.08, 118,486.74 and 50,064.46

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Solution

The fourth proportional to 85,868.08, 118,486.74 and 50,064.46 is: 69,082.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,868.08 : 118,486.74 = 50,064.46 : x
  2. Step 2: Convert to fraction form
    85,868.08/118,486.74 = 50,064.46/x
  3. Step 3: Cross multiply
    85,868.08x = 118,486.74 × 50,064.46
  4. Step 4: Simplify right side
    85,868.08x = 5,931,974,655.26
  5. Step 5: Solve for x
    x = 5,931,974,655.26/85,868.08
  6. Step 6: Final answer
    x = 69,082.42

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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.