Home / 117,685.44-176,428.65-51,075.49

Finding the Fourth Proportional to 117,685.44, 176,428.65 and 51,075.49

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Solution

The fourth proportional to 117,685.44, 176,428.65 and 51,075.49 is: 76,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,685.44 : 176,428.65 = 51,075.49 : x
  2. Step 2: Convert to fraction form
    117,685.44/176,428.65 = 51,075.49/x
  3. Step 3: Cross multiply
    117,685.44x = 176,428.65 × 51,075.49
  4. Step 4: Simplify right side
    117,685.44x = 9,011,179,748.79
  5. Step 5: Solve for x
    x = 9,011,179,748.79/117,685.44
  6. Step 6: Final answer
    x = 76,570.05

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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.