Home / 90,533.79-135,800.69-37,225.53

Finding the Fourth Proportional to 90,533.79, 135,800.69 and 37,225.53

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Solution

The fourth proportional to 90,533.79, 135,800.69 and 37,225.53 is: 55,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,533.79 : 135,800.69 = 37,225.53 : x
  2. Step 2: Convert to fraction form
    90,533.79/135,800.69 = 37,225.53/x
  3. Step 3: Cross multiply
    90,533.79x = 135,800.69 × 37,225.53
  4. Step 4: Simplify right side
    90,533.79x = 5,055,252,473.49
  5. Step 5: Solve for x
    x = 5,055,252,473.49/90,533.79
  6. Step 6: Final answer
    x = 55,838.30

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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.