Home / 64,211.70-96,317.55-57,666.90

Finding the Fourth Proportional to 64,211.70, 96,317.55 and 57,666.90

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Solution

The fourth proportional to 64,211.70, 96,317.55 and 57,666.90 is: 86,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,211.70 : 96,317.55 = 57,666.90 : x
  2. Step 2: Convert to fraction form
    64,211.70/96,317.55 = 57,666.90/x
  3. Step 3: Cross multiply
    64,211.70x = 96,317.55 × 57,666.90
  4. Step 4: Simplify right side
    64,211.70x = 5,554,334,524.10
  5. Step 5: Solve for x
    x = 5,554,334,524.10/64,211.70
  6. Step 6: Final answer
    x = 86,500.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.