Home / 85,032.45-127,563.17-35,085.20

Finding the Fourth Proportional to 85,032.45, 127,563.17 and 35,085.20

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Solution

The fourth proportional to 85,032.45, 127,563.17 and 35,085.20 is: 52,633.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,032.45 : 127,563.17 = 35,085.20 : x
  2. Step 2: Convert to fraction form
    85,032.45/127,563.17 = 35,085.20/x
  3. Step 3: Cross multiply
    85,032.45x = 127,563.17 × 35,085.20
  4. Step 4: Simplify right side
    85,032.45x = 4,475,578,518.84
  5. Step 5: Solve for x
    x = 4,475,578,518.84/85,032.45
  6. Step 6: Final answer
    x = 52,633.77

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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.