Home / 92,774.06-128,028.48-50,332.64

Finding the Fourth Proportional to 92,774.06, 128,028.48 and 50,332.64

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Solution

The fourth proportional to 92,774.06, 128,028.48 and 50,332.64 is: 69,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,774.06 : 128,028.48 = 50,332.64 : x
  2. Step 2: Convert to fraction form
    92,774.06/128,028.48 = 50,332.64/x
  3. Step 3: Cross multiply
    92,774.06x = 128,028.48 × 50,332.64
  4. Step 4: Simplify right side
    92,774.06x = 6,444,011,393.59
  5. Step 5: Solve for x
    x = 6,444,011,393.59/92,774.06
  6. Step 6: Final answer
    x = 69,459.19

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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.