Home / 127,563.98-176,062.66-84,467.45

Finding the Fourth Proportional to 127,563.98, 176,062.66 and 84,467.45

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Solution

The fourth proportional to 127,563.98, 176,062.66 and 84,467.45 is: 116,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,563.98 : 176,062.66 = 84,467.45 : x
  2. Step 2: Convert to fraction form
    127,563.98/176,062.66 = 84,467.45/x
  3. Step 3: Cross multiply
    127,563.98x = 176,062.66 × 84,467.45
  4. Step 4: Simplify right side
    127,563.98x = 14,871,564,159.41
  5. Step 5: Solve for x
    x = 14,871,564,159.41/127,563.98
  6. Step 6: Final answer
    x = 116,581.22

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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.