Home / 119,559.31-179,105.65-93,140.35

Finding the Fourth Proportional to 119,559.31, 179,105.65 and 93,140.35

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Solution

The fourth proportional to 119,559.31, 179,105.65 and 93,140.35 is: 139,528.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,559.31 : 179,105.65 = 93,140.35 : x
  2. Step 2: Convert to fraction form
    119,559.31/179,105.65 = 93,140.35/x
  3. Step 3: Cross multiply
    119,559.31x = 179,105.65 × 93,140.35
  4. Step 4: Simplify right side
    119,559.31x = 16,681,962,927.98
  5. Step 5: Solve for x
    x = 16,681,962,927.98/119,559.31
  6. Step 6: Final answer
    x = 139,528.77

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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.