Home / 98,736.10-136,256.49-60,495.73

Finding the Fourth Proportional to 98,736.10, 136,256.49 and 60,495.73

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Solution

The fourth proportional to 98,736.10, 136,256.49 and 60,495.73 is: 83,484.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,736.10 : 136,256.49 = 60,495.73 : x
  2. Step 2: Convert to fraction form
    98,736.10/136,256.49 = 60,495.73/x
  3. Step 3: Cross multiply
    98,736.10x = 136,256.49 × 60,495.73
  4. Step 4: Simplify right side
    98,736.10x = 8,242,935,148.51
  5. Step 5: Solve for x
    x = 8,242,935,148.51/98,736.10
  6. Step 6: Final answer
    x = 83,484.52

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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.