Home / 84,649.08-116,785.62-48,848.16

Finding the Fourth Proportional to 84,649.08, 116,785.62 and 48,848.16

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Solution

The fourth proportional to 84,649.08, 116,785.62 and 48,848.16 is: 67,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,649.08 : 116,785.62 = 48,848.16 : x
  2. Step 2: Convert to fraction form
    84,649.08/116,785.62 = 48,848.16/x
  3. Step 3: Cross multiply
    84,649.08x = 116,785.62 × 48,848.16
  4. Step 4: Simplify right side
    84,649.08x = 5,704,762,651.46
  5. Step 5: Solve for x
    x = 5,704,762,651.46/84,649.08
  6. Step 6: Final answer
    x = 67,393.09

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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.