Home / 65,272.16-90,075.36-36,983.24

Finding the Fourth Proportional to 65,272.16, 90,075.36 and 36,983.24

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Solution

The fourth proportional to 65,272.16, 90,075.36 and 36,983.24 is: 51,036.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,272.16 : 90,075.36 = 36,983.24 : x
  2. Step 2: Convert to fraction form
    65,272.16/90,075.36 = 36,983.24/x
  3. Step 3: Cross multiply
    65,272.16x = 90,075.36 × 36,983.24
  4. Step 4: Simplify right side
    65,272.16x = 3,331,278,656.97
  5. Step 5: Solve for x
    x = 3,331,278,656.97/65,272.16
  6. Step 6: Final answer
    x = 51,036.75

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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.