Home / 64,908.52-89,574.26-38,051.72

Finding the Fourth Proportional to 64,908.52, 89,574.26 and 38,051.72

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Solution

The fourth proportional to 64,908.52, 89,574.26 and 38,051.72 is: 52,511.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,908.52 : 89,574.26 = 38,051.72 : x
  2. Step 2: Convert to fraction form
    64,908.52/89,574.26 = 38,051.72/x
  3. Step 3: Cross multiply
    64,908.52x = 89,574.26 × 38,051.72
  4. Step 4: Simplify right side
    64,908.52x = 3,408,454,660.73
  5. Step 5: Solve for x
    x = 3,408,454,660.73/64,908.52
  6. Step 6: Final answer
    x = 52,511.67

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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.