Home / 90,657.73-125,071.84-52,410.24

Finding the Fourth Proportional to 90,657.73, 125,071.84 and 52,410.24

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Solution

The fourth proportional to 90,657.73, 125,071.84 and 52,410.24 is: 72,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,657.73 : 125,071.84 = 52,410.24 : x
  2. Step 2: Convert to fraction form
    90,657.73/125,071.84 = 52,410.24/x
  3. Step 3: Cross multiply
    90,657.73x = 125,071.84 × 52,410.24
  4. Step 4: Simplify right side
    90,657.73x = 6,555,044,264.23
  5. Step 5: Solve for x
    x = 6,555,044,264.23/90,657.73
  6. Step 6: Final answer
    x = 72,305.41

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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.