Home / 119,735.18-179,602.77-53,159.66

Finding the Fourth Proportional to 119,735.18, 179,602.77 and 53,159.66

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Solution

The fourth proportional to 119,735.18, 179,602.77 and 53,159.66 is: 79,739.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,735.18 : 179,602.77 = 53,159.66 : x
  2. Step 2: Convert to fraction form
    119,735.18/179,602.77 = 53,159.66/x
  3. Step 3: Cross multiply
    119,735.18x = 179,602.77 × 53,159.66
  4. Step 4: Simplify right side
    119,735.18x = 9,547,622,188.26
  5. Step 5: Solve for x
    x = 9,547,622,188.26/119,735.18
  6. Step 6: Final answer
    x = 79,739.49

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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.