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Finding the Fourth Proportional to 60,793.46, 83,828.85 and 39,533.30

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Solution

The fourth proportional to 60,793.46, 83,828.85 and 39,533.30 is: 54,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,793.46 : 83,828.85 = 39,533.30 : x
  2. Step 2: Convert to fraction form
    60,793.46/83,828.85 = 39,533.30/x
  3. Step 3: Cross multiply
    60,793.46x = 83,828.85 × 39,533.30
  4. Step 4: Simplify right side
    60,793.46x = 3,314,031,075.71
  5. Step 5: Solve for x
    x = 3,314,031,075.71/60,793.46
  6. Step 6: Final answer
    x = 54,512.95

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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.