Home / 51,439.44-70,828.63-45,030.16

Finding the Fourth Proportional to 51,439.44, 70,828.63 and 45,030.16

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Solution

The fourth proportional to 51,439.44, 70,828.63 and 45,030.16 is: 62,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,439.44 : 70,828.63 = 45,030.16 : x
  2. Step 2: Convert to fraction form
    51,439.44/70,828.63 = 45,030.16/x
  3. Step 3: Cross multiply
    51,439.44x = 70,828.63 × 45,030.16
  4. Step 4: Simplify right side
    51,439.44x = 3,189,424,251.83
  5. Step 5: Solve for x
    x = 3,189,424,251.83/51,439.44
  6. Step 6: Final answer
    x = 62,003.48

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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.