Home / 51,341.36-77,036.40-35,570.66

Finding the Fourth Proportional to 51,341.36, 77,036.40 and 35,570.66

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Solution

The fourth proportional to 51,341.36, 77,036.40 and 35,570.66 is: 53,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,341.36 : 77,036.40 = 35,570.66 : x
  2. Step 2: Convert to fraction form
    51,341.36/77,036.40 = 35,570.66/x
  3. Step 3: Cross multiply
    51,341.36x = 77,036.40 × 35,570.66
  4. Step 4: Simplify right side
    51,341.36x = 2,740,235,206.84
  5. Step 5: Solve for x
    x = 2,740,235,206.84/51,341.36
  6. Step 6: Final answer
    x = 53,372.86

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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.