Home / 51,870.51-77,681.07-29,616.44

Finding the Fourth Proportional to 51,870.51, 77,681.07 and 29,616.44

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Solution

The fourth proportional to 51,870.51, 77,681.07 and 29,616.44 is: 44,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,870.51 : 77,681.07 = 29,616.44 : x
  2. Step 2: Convert to fraction form
    51,870.51/77,681.07 = 29,616.44/x
  3. Step 3: Cross multiply
    51,870.51x = 77,681.07 × 29,616.44
  4. Step 4: Simplify right side
    51,870.51x = 2,300,636,360.39
  5. Step 5: Solve for x
    x = 2,300,636,360.39/51,870.51
  6. Step 6: Final answer
    x = 44,353.46

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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.