Home / 118,832.12-178,346.64-59,684.72

Finding the Fourth Proportional to 118,832.12, 178,346.64 and 59,684.72

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Solution

The fourth proportional to 118,832.12, 178,346.64 and 59,684.72 is: 89,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,832.12 : 178,346.64 = 59,684.72 : x
  2. Step 2: Convert to fraction form
    118,832.12/178,346.64 = 59,684.72/x
  3. Step 3: Cross multiply
    118,832.12x = 178,346.64 × 59,684.72
  4. Step 4: Simplify right side
    118,832.12x = 10,644,569,271.34
  5. Step 5: Solve for x
    x = 10,644,569,271.34/118,832.12
  6. Step 6: Final answer
    x = 89,576.53

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1.5x scale

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.