Home / 90,319.59-124,648.07-50,037.08

Finding the Fourth Proportional to 90,319.59, 124,648.07 and 50,037.08

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Solution

The fourth proportional to 90,319.59, 124,648.07 and 50,037.08 is: 69,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,319.59 : 124,648.07 = 50,037.08 : x
  2. Step 2: Convert to fraction form
    90,319.59/124,648.07 = 50,037.08/x
  3. Step 3: Cross multiply
    90,319.59x = 124,648.07 × 50,037.08
  4. Step 4: Simplify right side
    90,319.59x = 6,237,024,577.01
  5. Step 5: Solve for x
    x = 6,237,024,577.01/90,319.59
  6. Step 6: Final answer
    x = 69,055.06

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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.