Home / 189,830.08-284,750.24-83,159.16

Finding the Fourth Proportional to 189,830.08, 284,750.24 and 83,159.16

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Solution

The fourth proportional to 189,830.08, 284,750.24 and 83,159.16 is: 124,740.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,830.08 : 284,750.24 = 83,159.16 : x
  2. Step 2: Convert to fraction form
    189,830.08/284,750.24 = 83,159.16/x
  3. Step 3: Cross multiply
    189,830.08x = 284,750.24 × 83,159.16
  4. Step 4: Simplify right side
    189,830.08x = 23,679,589,284.59
  5. Step 5: Solve for x
    x = 23,679,589,284.59/189,830.08
  6. Step 6: Final answer
    x = 124,740.97

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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.