Home / 103,794.02-143,262.47-67,585.84

Finding the Fourth Proportional to 103,794.02, 143,262.47 and 67,585.84

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Solution

The fourth proportional to 103,794.02, 143,262.47 and 67,585.84 is: 93,285.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,794.02 : 143,262.47 = 67,585.84 : x
  2. Step 2: Convert to fraction form
    103,794.02/143,262.47 = 67,585.84/x
  3. Step 3: Cross multiply
    103,794.02x = 143,262.47 × 67,585.84
  4. Step 4: Simplify right side
    103,794.02x = 9,682,513,679.34
  5. Step 5: Solve for x
    x = 9,682,513,679.34/103,794.02
  6. Step 6: Final answer
    x = 93,285.86

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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.