Home / 189,095.32-260,951.53-113,643.82

Finding the Fourth Proportional to 189,095.32, 260,951.53 and 113,643.82

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Solution

The fourth proportional to 189,095.32, 260,951.53 and 113,643.82 is: 156,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,095.32 : 260,951.53 = 113,643.82 : x
  2. Step 2: Convert to fraction form
    189,095.32/260,951.53 = 113,643.82/x
  3. Step 3: Cross multiply
    189,095.32x = 260,951.53 × 113,643.82
  4. Step 4: Simplify right side
    189,095.32x = 29,655,528,704.04
  5. Step 5: Solve for x
    x = 29,655,528,704.04/189,095.32
  6. Step 6: Final answer
    x = 156,828.46

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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.