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Finding the Fourth Proportional to 71,888.97, 99,173.62 and 44,984.77

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Solution

The fourth proportional to 71,888.97, 99,173.62 and 44,984.77 is: 62,058.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,888.97 : 99,173.62 = 44,984.77 : x
  2. Step 2: Convert to fraction form
    71,888.97/99,173.62 = 44,984.77/x
  3. Step 3: Cross multiply
    71,888.97x = 99,173.62 × 44,984.77
  4. Step 4: Simplify right side
    71,888.97x = 4,461,302,041.02
  5. Step 5: Solve for x
    x = 4,461,302,041.02/71,888.97
  6. Step 6: Final answer
    x = 62,058.23

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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.