Home / 73,215.48-109,783.76-39,499.58

Finding the Fourth Proportional to 73,215.48, 109,783.76 and 39,499.58

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Solution

The fourth proportional to 73,215.48, 109,783.76 and 39,499.58 is: 59,228.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,215.48 : 109,783.76 = 39,499.58 : x
  2. Step 2: Convert to fraction form
    73,215.48/109,783.76 = 39,499.58/x
  3. Step 3: Cross multiply
    73,215.48x = 109,783.76 × 39,499.58
  4. Step 4: Simplify right side
    73,215.48x = 4,336,411,664.40
  5. Step 5: Solve for x
    x = 4,336,411,664.40/73,215.48
  6. Step 6: Final answer
    x = 59,228.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.