Home / 189,710.10-284,570.01-89,846.82

Finding the Fourth Proportional to 189,710.10, 284,570.01 and 89,846.82

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Solution

The fourth proportional to 189,710.10, 284,570.01 and 89,846.82 is: 134,772.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,710.10 : 284,570.01 = 89,846.82 : x
  2. Step 2: Convert to fraction form
    189,710.10/284,570.01 = 89,846.82/x
  3. Step 3: Cross multiply
    189,710.10x = 284,570.01 × 89,846.82
  4. Step 4: Simplify right side
    189,710.10x = 25,567,710,465.87
  5. Step 5: Solve for x
    x = 25,567,710,465.87/189,710.10
  6. Step 6: Final answer
    x = 134,772.53

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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.