Home / 90,994.13-125,557.13-52,746.21

Finding the Fourth Proportional to 90,994.13, 125,557.13 and 52,746.21

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Solution

The fourth proportional to 90,994.13, 125,557.13 and 52,746.21 is: 72,781.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,994.13 : 125,557.13 = 52,746.21 : x
  2. Step 2: Convert to fraction form
    90,994.13/125,557.13 = 52,746.21/x
  3. Step 3: Cross multiply
    90,994.13x = 125,557.13 × 52,746.21
  4. Step 4: Simplify right side
    90,994.13x = 6,622,662,482.25
  5. Step 5: Solve for x
    x = 6,622,662,482.25/90,994.13
  6. Step 6: Final answer
    x = 72,781.21

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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.