Home / 98,824.22-136,377.47-53,502.21

Finding the Fourth Proportional to 98,824.22, 136,377.47 and 53,502.21

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Solution

The fourth proportional to 98,824.22, 136,377.47 and 53,502.21 is: 73,833.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,824.22 : 136,377.47 = 53,502.21 : x
  2. Step 2: Convert to fraction form
    98,824.22/136,377.47 = 53,502.21/x
  3. Step 3: Cross multiply
    98,824.22x = 136,377.47 × 53,502.21
  4. Step 4: Simplify right side
    98,824.22x = 7,296,495,089.81
  5. Step 5: Solve for x
    x = 7,296,495,089.81/98,824.22
  6. Step 6: Final answer
    x = 73,833.07

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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.