Home / 102,183.02-141,032.07-67,666.91

Finding the Fourth Proportional to 102,183.02, 141,032.07 and 67,666.91

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Solution

The fourth proportional to 102,183.02, 141,032.07 and 67,666.91 is: 93,393.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,183.02 : 141,032.07 = 67,666.91 : x
  2. Step 2: Convert to fraction form
    102,183.02/141,032.07 = 67,666.91/x
  3. Step 3: Cross multiply
    102,183.02x = 141,032.07 × 67,666.91
  4. Step 4: Simplify right side
    102,183.02x = 9,543,203,682.64
  5. Step 5: Solve for x
    x = 9,543,203,682.64/102,183.02
  6. Step 6: Final answer
    x = 93,393.25

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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.