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Finding the Fourth Proportional to 46,970.94, 64,819.20 and 25,750.20

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Solution

The fourth proportional to 46,970.94, 64,819.20 and 25,750.20 is: 35,534.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,970.94 : 64,819.20 = 25,750.20 : x
  2. Step 2: Convert to fraction form
    46,970.94/64,819.20 = 25,750.20/x
  3. Step 3: Cross multiply
    46,970.94x = 64,819.20 × 25,750.20
  4. Step 4: Simplify right side
    46,970.94x = 1,669,107,363.84
  5. Step 5: Solve for x
    x = 1,669,107,363.84/46,970.94
  6. Step 6: Final answer
    x = 35,534.89

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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.