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Finding the Fourth Proportional to 291,730.95, 437,421.42 and 114,026.31

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Solution

The fourth proportional to 291,730.95, 437,421.42 and 114,026.31 is: 170,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,730.95 : 437,421.42 = 114,026.31 : x
  2. Step 2: Convert to fraction form
    291,730.95/437,421.42 = 114,026.31/x
  3. Step 3: Cross multiply
    291,730.95x = 437,421.42 × 114,026.31
  4. Step 4: Simplify right side
    291,730.95x = 49,877,550,437.56
  5. Step 5: Solve for x
    x = 49,877,550,437.56/291,730.95
  6. Step 6: Final answer
    x = 170,971.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.