Home / 84,973.23-127,476.87-47,586.48

Finding the Fourth Proportional to 84,973.23, 127,476.87 and 47,586.48

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Solution

The fourth proportional to 84,973.23, 127,476.87 and 47,586.48 is: 71,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,973.23 : 127,476.87 = 47,586.48 : x
  2. Step 2: Convert to fraction form
    84,973.23/127,476.87 = 47,586.48/x
  3. Step 3: Cross multiply
    84,973.23x = 127,476.87 × 47,586.48
  4. Step 4: Simplify right side
    84,973.23x = 6,066,175,524.72
  5. Step 5: Solve for x
    x = 6,066,175,524.72/84,973.23
  6. Step 6: Final answer
    x = 71,389.25

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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.