Home / 60,271.84-90,344.96-20,261.12

Finding the Fourth Proportional to 60,271.84, 90,344.96 and 20,261.12

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Solution

The fourth proportional to 60,271.84, 90,344.96 and 20,261.12 is: 30,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,271.84 : 90,344.96 = 20,261.12 : x
  2. Step 2: Convert to fraction form
    60,271.84/90,344.96 = 20,261.12/x
  3. Step 3: Cross multiply
    60,271.84x = 90,344.96 × 20,261.12
  4. Step 4: Simplify right side
    60,271.84x = 1,830,490,075.96
  5. Step 5: Solve for x
    x = 1,830,490,075.96/60,271.84
  6. Step 6: Final answer
    x = 30,370.57

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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.