Home / 76,841.47-106,032.63-46,634.14

Finding the Fourth Proportional to 76,841.47, 106,032.63 and 46,634.14

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Solution

The fourth proportional to 76,841.47, 106,032.63 and 46,634.14 is: 64,349.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,841.47 : 106,032.63 = 46,634.14 : x
  2. Step 2: Convert to fraction form
    76,841.47/106,032.63 = 46,634.14/x
  3. Step 3: Cross multiply
    76,841.47x = 106,032.63 × 46,634.14
  4. Step 4: Simplify right side
    76,841.47x = 4,944,740,511.99
  5. Step 5: Solve for x
    x = 4,944,740,511.99/76,841.47
  6. Step 6: Final answer
    x = 64,349.89

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1.5x scale

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.