Home / 64,541.40-96,767.70-32,890.20

Finding the Fourth Proportional to 64,541.40, 96,767.70 and 32,890.20

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Solution

The fourth proportional to 64,541.40, 96,767.70 and 32,890.20 is: 49,312.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,541.40 : 96,767.70 = 32,890.20 : x
  2. Step 2: Convert to fraction form
    64,541.40/96,767.70 = 32,890.20/x
  3. Step 3: Cross multiply
    64,541.40x = 96,767.70 × 32,890.20
  4. Step 4: Simplify right side
    64,541.40x = 3,182,709,006.54
  5. Step 5: Solve for x
    x = 3,182,709,006.54/64,541.40
  6. Step 6: Final answer
    x = 49,312.67

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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.