Home / 84,901.35-127,378.69-35,004.93

Finding the Fourth Proportional to 84,901.35, 127,378.69 and 35,004.93

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Solution

The fourth proportional to 84,901.35, 127,378.69 and 35,004.93 is: 52,518.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,901.35 : 127,378.69 = 35,004.93 : x
  2. Step 2: Convert to fraction form
    84,901.35/127,378.69 = 35,004.93/x
  3. Step 3: Cross multiply
    84,901.35x = 127,378.69 × 35,004.93
  4. Step 4: Simplify right side
    84,901.35x = 4,458,881,402.54
  5. Step 5: Solve for x
    x = 4,458,881,402.54/84,901.35
  6. Step 6: Final answer
    x = 52,518.38

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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.