Home / 201,135.72-277,607.34-116,280.12

Finding the Fourth Proportional to 201,135.72, 277,607.34 and 116,280.12

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Solution

The fourth proportional to 201,135.72, 277,607.34 and 116,280.12 is: 160,489.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,135.72 : 277,607.34 = 116,280.12 : x
  2. Step 2: Convert to fraction form
    201,135.72/277,607.34 = 116,280.12/x
  3. Step 3: Cross multiply
    201,135.72x = 277,607.34 × 116,280.12
  4. Step 4: Simplify right side
    201,135.72x = 32,280,214,808.08
  5. Step 5: Solve for x
    x = 32,280,214,808.08/201,135.72
  6. Step 6: Final answer
    x = 160,489.72

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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.