Home / 119,670.60-179,588.83-77,445.56

Finding the Fourth Proportional to 119,670.60, 179,588.83 and 77,445.56

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Solution

The fourth proportional to 119,670.60, 179,588.83 and 77,445.56 is: 116,222.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,670.60 : 179,588.83 = 77,445.56 : x
  2. Step 2: Convert to fraction form
    119,670.60/179,588.83 = 77,445.56/x
  3. Step 3: Cross multiply
    119,670.60x = 179,588.83 × 77,445.56
  4. Step 4: Simplify right side
    119,670.60x = 13,908,357,509.09
  5. Step 5: Solve for x
    x = 13,908,357,509.09/119,670.60
  6. Step 6: Final answer
    x = 116,222.01

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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.