Home / 90,075.84-135,040.80-37,524.66

Finding the Fourth Proportional to 90,075.84, 135,040.80 and 37,524.66

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Solution

The fourth proportional to 90,075.84, 135,040.80 and 37,524.66 is: 56,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,075.84 : 135,040.80 = 37,524.66 : x
  2. Step 2: Convert to fraction form
    90,075.84/135,040.80 = 37,524.66/x
  3. Step 3: Cross multiply
    90,075.84x = 135,040.80 × 37,524.66
  4. Step 4: Simplify right side
    90,075.84x = 5,067,360,106.13
  5. Step 5: Solve for x
    x = 5,067,360,106.13/90,075.84
  6. Step 6: Final answer
    x = 56,256.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.