Home / 84,905.24-127,309.08-35,019.68

Finding the Fourth Proportional to 84,905.24, 127,309.08 and 35,019.68

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Solution

The fourth proportional to 84,905.24, 127,309.08 and 35,019.68 is: 52,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,905.24 : 127,309.08 = 35,019.68 : x
  2. Step 2: Convert to fraction form
    84,905.24/127,309.08 = 35,019.68/x
  3. Step 3: Cross multiply
    84,905.24x = 127,309.08 × 35,019.68
  4. Step 4: Simplify right side
    84,905.24x = 4,458,323,242.69
  5. Step 5: Solve for x
    x = 4,458,323,242.69/84,905.24
  6. Step 6: Final answer
    x = 52,509.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.