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Finding the Fourth Proportional to 58,461.08, 80,657.16 and 35,776.42

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Solution

The fourth proportional to 58,461.08, 80,657.16 and 35,776.42 is: 49,359.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,461.08 : 80,657.16 = 35,776.42 : x
  2. Step 2: Convert to fraction form
    58,461.08/80,657.16 = 35,776.42/x
  3. Step 3: Cross multiply
    58,461.08x = 80,657.16 × 35,776.42
  4. Step 4: Simplify right side
    58,461.08x = 2,885,624,028.88
  5. Step 5: Solve for x
    x = 2,885,624,028.88/58,461.08
  6. Step 6: Final answer
    x = 49,359.75

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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.