Home / 55,271.81-76,287.42-35,124.77

Finding the Fourth Proportional to 55,271.81, 76,287.42 and 35,124.77

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Solution

The fourth proportional to 55,271.81, 76,287.42 and 35,124.77 is: 48,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,271.81 : 76,287.42 = 35,124.77 : x
  2. Step 2: Convert to fraction form
    55,271.81/76,287.42 = 35,124.77/x
  3. Step 3: Cross multiply
    55,271.81x = 76,287.42 × 35,124.77
  4. Step 4: Simplify right side
    55,271.81x = 2,679,578,272.11
  5. Step 5: Solve for x
    x = 2,679,578,272.11/55,271.81
  6. Step 6: Final answer
    x = 48,480.01

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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.