Home / 90,602.24-125,026.86-50,318.60

Finding the Fourth Proportional to 90,602.24, 125,026.86 and 50,318.60

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Solution

The fourth proportional to 90,602.24, 125,026.86 and 50,318.60 is: 69,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,602.24 : 125,026.86 = 50,318.60 : x
  2. Step 2: Convert to fraction form
    90,602.24/125,026.86 = 50,318.60/x
  3. Step 3: Cross multiply
    90,602.24x = 125,026.86 × 50,318.60
  4. Step 4: Simplify right side
    90,602.24x = 6,291,176,557.60
  5. Step 5: Solve for x
    x = 6,291,176,557.60/90,602.24
  6. Step 6: Final answer
    x = 69,437.32

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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.