Home / 117,645.50-176,369.02-51,035.47

Finding the Fourth Proportional to 117,645.50, 176,369.02 and 51,035.47

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Solution

The fourth proportional to 117,645.50, 176,369.02 and 51,035.47 is: 76,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,645.50 : 176,369.02 = 51,035.47 : x
  2. Step 2: Convert to fraction form
    117,645.50/176,369.02 = 51,035.47/x
  3. Step 3: Cross multiply
    117,645.50x = 176,369.02 × 51,035.47
  4. Step 4: Simplify right side
    117,645.50x = 9,001,075,829.14
  5. Step 5: Solve for x
    x = 9,001,075,829.14/117,645.50
  6. Step 6: Final answer
    x = 76,510.16

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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.