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Finding the Fourth Proportional to 58,303.80, 80,457.30 and 32,810.67

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Solution

The fourth proportional to 58,303.80, 80,457.30 and 32,810.67 is: 45,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,303.80 : 80,457.30 = 32,810.67 : x
  2. Step 2: Convert to fraction form
    58,303.80/80,457.30 = 32,810.67/x
  3. Step 3: Cross multiply
    58,303.80x = 80,457.30 × 32,810.67
  4. Step 4: Simplify right side
    58,303.80x = 2,639,857,919.39
  5. Step 5: Solve for x
    x = 2,639,857,919.39/58,303.80
  6. Step 6: Final answer
    x = 45,277.63

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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.