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Finding the Fourth Proportional to 191,478.69, 264,200.58 and 110,901.42

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Solution

The fourth proportional to 191,478.69, 264,200.58 and 110,901.42 is: 153,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,478.69 : 264,200.58 = 110,901.42 : x
  2. Step 2: Convert to fraction form
    191,478.69/264,200.58 = 110,901.42/x
  3. Step 3: Cross multiply
    191,478.69x = 264,200.58 × 110,901.42
  4. Step 4: Simplify right side
    191,478.69x = 29,300,219,486.82
  5. Step 5: Solve for x
    x = 29,300,219,486.82/191,478.69
  6. Step 6: Final answer
    x = 153,020.79

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1.5x scale

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.