Home / 90,434.13-124,798.59-50,153.84

Finding the Fourth Proportional to 90,434.13, 124,798.59 and 50,153.84

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Solution

The fourth proportional to 90,434.13, 124,798.59 and 50,153.84 is: 69,212.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,434.13 : 124,798.59 = 50,153.84 : x
  2. Step 2: Convert to fraction form
    90,434.13/124,798.59 = 50,153.84/x
  3. Step 3: Cross multiply
    90,434.13x = 124,798.59 × 50,153.84
  4. Step 4: Simplify right side
    90,434.13x = 6,259,127,891.09
  5. Step 5: Solve for x
    x = 6,259,127,891.09/90,434.13
  6. Step 6: Final answer
    x = 69,212.01

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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.