Home / 145,979.92-201,506.88-113,650.48

Finding the Fourth Proportional to 145,979.92, 201,506.88 and 113,650.48

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Solution

The fourth proportional to 145,979.92, 201,506.88 and 113,650.48 is: 156,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,979.92 : 201,506.88 = 113,650.48 : x
  2. Step 2: Convert to fraction form
    145,979.92/201,506.88 = 113,650.48/x
  3. Step 3: Cross multiply
    145,979.92x = 201,506.88 × 113,650.48
  4. Step 4: Simplify right side
    145,979.92x = 22,901,353,635.30
  5. Step 5: Solve for x
    x = 22,901,353,635.30/145,979.92
  6. Step 6: Final answer
    x = 156,880.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.