Home / 119,256.40-178,821.68-52,665.02

Finding the Fourth Proportional to 119,256.40, 178,821.68 and 52,665.02

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Solution

The fourth proportional to 119,256.40, 178,821.68 and 52,665.02 is: 78,969.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,256.40 : 178,821.68 = 52,665.02 : x
  2. Step 2: Convert to fraction form
    119,256.40/178,821.68 = 52,665.02/x
  3. Step 3: Cross multiply
    119,256.40x = 178,821.68 × 52,665.02
  4. Step 4: Simplify right side
    119,256.40x = 9,417,646,459.53
  5. Step 5: Solve for x
    x = 9,417,646,459.53/119,256.40
  6. Step 6: Final answer
    x = 78,969.74

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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.