Home / 55,623.22-76,698.55-42,848.03

Finding the Fourth Proportional to 55,623.22, 76,698.55 and 42,848.03

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Solution

The fourth proportional to 55,623.22, 76,698.55 and 42,848.03 is: 59,082.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.22 : 76,698.55 = 42,848.03 : x
  2. Step 2: Convert to fraction form
    55,623.22/76,698.55 = 42,848.03/x
  3. Step 3: Cross multiply
    55,623.22x = 76,698.55 × 42,848.03
  4. Step 4: Simplify right side
    55,623.22x = 3,286,381,771.36
  5. Step 5: Solve for x
    x = 3,286,381,771.36/55,623.22
  6. Step 6: Final answer
    x = 59,082.91

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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.