Home / 119,840.34-179,617.47-55,711.83

Finding the Fourth Proportional to 119,840.34, 179,617.47 and 55,711.83

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Solution

The fourth proportional to 119,840.34, 179,617.47 and 55,711.83 is: 83,501.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,840.34 : 179,617.47 = 55,711.83 : x
  2. Step 2: Convert to fraction form
    119,840.34/179,617.47 = 55,711.83/x
  3. Step 3: Cross multiply
    119,840.34x = 179,617.47 × 55,711.83
  4. Step 4: Simplify right side
    119,840.34x = 10,006,817,953.67
  5. Step 5: Solve for x
    x = 10,006,817,953.67/119,840.34
  6. Step 6: Final answer
    x = 83,501.25

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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.