Home / 90,834.19-136,279.02-46,492.36

Finding the Fourth Proportional to 90,834.19, 136,279.02 and 46,492.36

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Solution

The fourth proportional to 90,834.19, 136,279.02 and 46,492.36 is: 69,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,834.19 : 136,279.02 = 46,492.36 : x
  2. Step 2: Convert to fraction form
    90,834.19/136,279.02 = 46,492.36/x
  3. Step 3: Cross multiply
    90,834.19x = 136,279.02 × 46,492.36
  4. Step 4: Simplify right side
    90,834.19x = 6,335,933,091.94
  5. Step 5: Solve for x
    x = 6,335,933,091.94/90,834.19
  6. Step 6: Final answer
    x = 69,752.74

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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.