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Finding the Fourth Proportional to 58,465.77, 80,709.75 and 34,263.39

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Solution

The fourth proportional to 58,465.77, 80,709.75 and 34,263.39 is: 47,299.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,465.77 : 80,709.75 = 34,263.39 : x
  2. Step 2: Convert to fraction form
    58,465.77/80,709.75 = 34,263.39/x
  3. Step 3: Cross multiply
    58,465.77x = 80,709.75 × 34,263.39
  4. Step 4: Simplify right side
    58,465.77x = 2,765,389,641.05
  5. Step 5: Solve for x
    x = 2,765,389,641.05/58,465.77
  6. Step 6: Final answer
    x = 47,299.29

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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.