Home / 64,073.47-88,462.96-57,347.44

Finding the Fourth Proportional to 64,073.47, 88,462.96 and 57,347.44

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Solution

The fourth proportional to 64,073.47, 88,462.96 and 57,347.44 is: 79,176.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,073.47 : 88,462.96 = 57,347.44 : x
  2. Step 2: Convert to fraction form
    64,073.47/88,462.96 = 57,347.44/x
  3. Step 3: Cross multiply
    64,073.47x = 88,462.96 × 57,347.44
  4. Step 4: Simplify right side
    64,073.47x = 5,073,124,290.82
  5. Step 5: Solve for x
    x = 5,073,124,290.82/64,073.47
  6. Step 6: Final answer
    x = 79,176.67

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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.