Home / 84,337.02-116,331.32-64,149.59

Finding the Fourth Proportional to 84,337.02, 116,331.32 and 64,149.59

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Solution

The fourth proportional to 84,337.02, 116,331.32 and 64,149.59 is: 88,485.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,337.02 : 116,331.32 = 64,149.59 : x
  2. Step 2: Convert to fraction form
    84,337.02/116,331.32 = 64,149.59/x
  3. Step 3: Cross multiply
    84,337.02x = 116,331.32 × 64,149.59
  4. Step 4: Simplify right side
    84,337.02x = 7,462,606,933.36
  5. Step 5: Solve for x
    x = 7,462,606,933.36/84,337.02
  6. Step 6: Final answer
    x = 88,485.54

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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.