Home / 53,310.06-79,557.08-47,623.88

Finding the Fourth Proportional to 53,310.06, 79,557.08 and 47,623.88

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Solution

The fourth proportional to 53,310.06, 79,557.08 and 47,623.88 is: 71,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,310.06 : 79,557.08 = 47,623.88 : x
  2. Step 2: Convert to fraction form
    53,310.06/79,557.08 = 47,623.88/x
  3. Step 3: Cross multiply
    53,310.06x = 79,557.08 × 47,623.88
  4. Step 4: Simplify right side
    53,310.06x = 3,788,816,552.34
  5. Step 5: Solve for x
    x = 3,788,816,552.34/53,310.06
  6. Step 6: Final answer
    x = 71,071.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.