Home / 90,533.42-124,947.19-52,292.93

Finding the Fourth Proportional to 90,533.42, 124,947.19 and 52,292.93

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Solution

The fourth proportional to 90,533.42, 124,947.19 and 52,292.93 is: 72,170.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,533.42 : 124,947.19 = 52,292.93 : x
  2. Step 2: Convert to fraction form
    90,533.42/124,947.19 = 52,292.93/x
  3. Step 3: Cross multiply
    90,533.42x = 124,947.19 × 52,292.93
  4. Step 4: Simplify right side
    90,533.42x = 6,533,854,660.37
  5. Step 5: Solve for x
    x = 6,533,854,660.37/90,533.42
  6. Step 6: Final answer
    x = 72,170.64

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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.