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Finding the Fourth Proportional to 58,666.60, 80,953.86 and 34,794.28

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Solution

The fourth proportional to 58,666.60, 80,953.86 and 34,794.28 is: 48,012.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,666.60 : 80,953.86 = 34,794.28 : x
  2. Step 2: Convert to fraction form
    58,666.60/80,953.86 = 34,794.28/x
  3. Step 3: Cross multiply
    58,666.60x = 80,953.86 × 34,794.28
  4. Step 4: Simplify right side
    58,666.60x = 2,816,731,271.92
  5. Step 5: Solve for x
    x = 2,816,731,271.92/58,666.60
  6. Step 6: Final answer
    x = 48,012.52

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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.