Home / 58,309.04-80,455.08-39,216.32

Finding the Fourth Proportional to 58,309.04, 80,455.08 and 39,216.32

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Solution

The fourth proportional to 58,309.04, 80,455.08 and 39,216.32 is: 54,110.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,309.04 : 80,455.08 = 39,216.32 : x
  2. Step 2: Convert to fraction form
    58,309.04/80,455.08 = 39,216.32/x
  3. Step 3: Cross multiply
    58,309.04x = 80,455.08 × 39,216.32
  4. Step 4: Simplify right side
    58,309.04x = 3,155,152,162.91
  5. Step 5: Solve for x
    x = 3,155,152,162.91/58,309.04
  6. Step 6: Final answer
    x = 54,110.86

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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.