Home / 55,861.23-77,106.48-35,772.24

Finding the Fourth Proportional to 55,861.23, 77,106.48 and 35,772.24

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Solution

The fourth proportional to 55,861.23, 77,106.48 and 35,772.24 is: 49,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,861.23 : 77,106.48 = 35,772.24 : x
  2. Step 2: Convert to fraction form
    55,861.23/77,106.48 = 35,772.24/x
  3. Step 3: Cross multiply
    55,861.23x = 77,106.48 × 35,772.24
  4. Step 4: Simplify right side
    55,861.23x = 2,758,271,508.12
  5. Step 5: Solve for x
    x = 2,758,271,508.12/55,861.23
  6. Step 6: Final answer
    x = 49,377.21

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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.