Home / 119,303.15-178,953.77-29,345.42

Finding the Fourth Proportional to 119,303.15, 178,953.77 and 29,345.42

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Solution

The fourth proportional to 119,303.15, 178,953.77 and 29,345.42 is: 44,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,303.15 : 178,953.77 = 29,345.42 : x
  2. Step 2: Convert to fraction form
    119,303.15/178,953.77 = 29,345.42/x
  3. Step 3: Cross multiply
    119,303.15x = 178,953.77 × 29,345.42
  4. Step 4: Simplify right side
    119,303.15x = 5,251,474,061.98
  5. Step 5: Solve for x
    x = 5,251,474,061.98/119,303.15
  6. Step 6: Final answer
    x = 44,017.90

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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.