Home / 65,972.86-90,899.95-44,715.22

Finding the Fourth Proportional to 65,972.86, 90,899.95 and 44,715.22

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Solution

The fourth proportional to 65,972.86, 90,899.95 and 44,715.22 is: 61,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,972.86 : 90,899.95 = 44,715.22 : x
  2. Step 2: Convert to fraction form
    65,972.86/90,899.95 = 44,715.22/x
  3. Step 3: Cross multiply
    65,972.86x = 90,899.95 × 44,715.22
  4. Step 4: Simplify right side
    65,972.86x = 4,064,611,262.24
  5. Step 5: Solve for x
    x = 4,064,611,262.24/65,972.86
  6. Step 6: Final answer
    x = 61,610.35

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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.