Home / 191,872.45-264,856.94-144,264.10

Finding the Fourth Proportional to 191,872.45, 264,856.94 and 144,264.10

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Solution

The fourth proportional to 191,872.45, 264,856.94 and 144,264.10 is: 199,139.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,872.45 : 264,856.94 = 144,264.10 : x
  2. Step 2: Convert to fraction form
    191,872.45/264,856.94 = 144,264.10/x
  3. Step 3: Cross multiply
    191,872.45x = 264,856.94 × 144,264.10
  4. Step 4: Simplify right side
    191,872.45x = 38,209,348,077.85
  5. Step 5: Solve for x
    x = 38,209,348,077.85/191,872.45
  6. Step 6: Final answer
    x = 199,139.31

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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.