Home / 90,528.12-124,926.93-50,241.60

Finding the Fourth Proportional to 90,528.12, 124,926.93 and 50,241.60

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Solution

The fourth proportional to 90,528.12, 124,926.93 and 50,241.60 is: 69,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,528.12 : 124,926.93 = 50,241.60 : x
  2. Step 2: Convert to fraction form
    90,528.12/124,926.93 = 50,241.60/x
  3. Step 3: Cross multiply
    90,528.12x = 124,926.93 × 50,241.60
  4. Step 4: Simplify right side
    90,528.12x = 6,276,528,846.29
  5. Step 5: Solve for x
    x = 6,276,528,846.29/90,528.12
  6. Step 6: Final answer
    x = 69,332.37

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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.