Home / 127,634.61-176,152.29-73,208.01

Finding the Fourth Proportional to 127,634.61, 176,152.29 and 73,208.01

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Solution

The fourth proportional to 127,634.61, 176,152.29 and 73,208.01 is: 101,036.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,634.61 : 176,152.29 = 73,208.01 : x
  2. Step 2: Convert to fraction form
    127,634.61/176,152.29 = 73,208.01/x
  3. Step 3: Cross multiply
    127,634.61x = 176,152.29 × 73,208.01
  4. Step 4: Simplify right side
    127,634.61x = 12,895,758,607.84
  5. Step 5: Solve for x
    x = 12,895,758,607.84/127,634.61
  6. Step 6: Final answer
    x = 101,036.53

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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.