Home / 60,143.45-83,006.75-34,644.86

Finding the Fourth Proportional to 60,143.45, 83,006.75 and 34,644.86

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Solution

The fourth proportional to 60,143.45, 83,006.75 and 34,644.86 is: 47,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,143.45 : 83,006.75 = 34,644.86 : x
  2. Step 2: Convert to fraction form
    60,143.45/83,006.75 = 34,644.86/x
  3. Step 3: Cross multiply
    60,143.45x = 83,006.75 × 34,644.86
  4. Step 4: Simplify right side
    60,143.45x = 2,875,756,644.55
  5. Step 5: Solve for x
    x = 2,875,756,644.55/60,143.45
  6. Step 6: Final answer
    x = 47,814.96

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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.