Home / 90,529.02-124,927.65-50,240.70

Finding the Fourth Proportional to 90,529.02, 124,927.65 and 50,240.70

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Solution

The fourth proportional to 90,529.02, 124,927.65 and 50,240.70 is: 69,330.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,529.02 : 124,927.65 = 50,240.70 : x
  2. Step 2: Convert to fraction form
    90,529.02/124,927.65 = 50,240.70/x
  3. Step 3: Cross multiply
    90,529.02x = 124,927.65 × 50,240.70
  4. Step 4: Simplify right side
    90,529.02x = 6,276,452,585.36
  5. Step 5: Solve for x
    x = 6,276,452,585.36/90,529.02
  6. Step 6: Final answer
    x = 69,330.84

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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.