Home / 191,350.16-264,061.32-106,465.76

Finding the Fourth Proportional to 191,350.16, 264,061.32 and 106,465.76

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Solution

The fourth proportional to 191,350.16, 264,061.32 and 106,465.76 is: 146,921.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,350.16 : 264,061.32 = 106,465.76 : x
  2. Step 2: Convert to fraction form
    191,350.16/264,061.32 = 106,465.76/x
  3. Step 3: Cross multiply
    191,350.16x = 264,061.32 × 106,465.76
  4. Step 4: Simplify right side
    191,350.16x = 28,113,489,120.40
  5. Step 5: Solve for x
    x = 28,113,489,120.40/191,350.16
  6. Step 6: Final answer
    x = 146,921.69

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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.