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Finding the Fourth Proportional to 60,483.91, 83,458.64 and 34,638.44

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Solution

The fourth proportional to 60,483.91, 83,458.64 and 34,638.44 is: 47,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,483.91 : 83,458.64 = 34,638.44 : x
  2. Step 2: Convert to fraction form
    60,483.91/83,458.64 = 34,638.44/x
  3. Step 3: Cross multiply
    60,483.91x = 83,458.64 × 34,638.44
  4. Step 4: Simplify right side
    60,483.91x = 2,890,877,024.74
  5. Step 5: Solve for x
    x = 2,890,877,024.74/60,483.91
  6. Step 6: Final answer
    x = 47,795.80

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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.