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Finding the Fourth Proportional to 96,403.71, 144,665.43 and 46,488.94

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Solution

The fourth proportional to 96,403.71, 144,665.43 and 46,488.94 is: 69,762.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,403.71 : 144,665.43 = 46,488.94 : x
  2. Step 2: Convert to fraction form
    96,403.71/144,665.43 = 46,488.94/x
  3. Step 3: Cross multiply
    96,403.71x = 144,665.43 × 46,488.94
  4. Step 4: Simplify right side
    96,403.71x = 6,725,342,495.34
  5. Step 5: Solve for x
    x = 6,725,342,495.34/96,403.71
  6. Step 6: Final answer
    x = 69,762.28

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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.