Home / 97,772.12-134,927.43-63,802.34

Finding the Fourth Proportional to 97,772.12, 134,927.43 and 63,802.34

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Solution

The fourth proportional to 97,772.12, 134,927.43 and 63,802.34 is: 88,048.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,772.12 : 134,927.43 = 63,802.34 : x
  2. Step 2: Convert to fraction form
    97,772.12/134,927.43 = 63,802.34/x
  3. Step 3: Cross multiply
    97,772.12x = 134,927.43 × 63,802.34
  4. Step 4: Simplify right side
    97,772.12x = 8,608,685,764.19
  5. Step 5: Solve for x
    x = 8,608,685,764.19/97,772.12
  6. Step 6: Final answer
    x = 88,048.47

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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.