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Finding the Fourth Proportional to 191,497.19, 264,298.12 and 110,973.67

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Solution

The fourth proportional to 191,497.19, 264,298.12 and 110,973.67 is: 153,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,497.19 : 264,298.12 = 110,973.67 : x
  2. Step 2: Convert to fraction form
    191,497.19/264,298.12 = 110,973.67/x
  3. Step 3: Cross multiply
    191,497.19x = 264,298.12 × 110,973.67
  4. Step 4: Simplify right side
    191,497.19x = 29,330,131,412.32
  5. Step 5: Solve for x
    x = 29,330,131,412.32/191,497.19
  6. Step 6: Final answer
    x = 153,162.21

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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.