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Finding the Fourth Proportional to 58,322.42, 80,465.69 and 47,548.77

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Solution

The fourth proportional to 58,322.42, 80,465.69 and 47,548.77 is: 65,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,322.42 : 80,465.69 = 47,548.77 : x
  2. Step 2: Convert to fraction form
    58,322.42/80,465.69 = 47,548.77/x
  3. Step 3: Cross multiply
    58,322.42x = 80,465.69 × 47,548.77
  4. Step 4: Simplify right side
    58,322.42x = 3,826,044,586.70
  5. Step 5: Solve for x
    x = 3,826,044,586.70/58,322.42
  6. Step 6: Final answer
    x = 65,601.61

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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.