Home / 117,639.18-176,488.47-34,533.18

Finding the Fourth Proportional to 117,639.18, 176,488.47 and 34,533.18

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Solution

The fourth proportional to 117,639.18, 176,488.47 and 34,533.18 is: 51,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,639.18 : 176,488.47 = 34,533.18 : x
  2. Step 2: Convert to fraction form
    117,639.18/176,488.47 = 34,533.18/x
  3. Step 3: Cross multiply
    117,639.18x = 176,488.47 × 34,533.18
  4. Step 4: Simplify right side
    117,639.18x = 6,094,708,102.43
  5. Step 5: Solve for x
    x = 6,094,708,102.43/117,639.18
  6. Step 6: Final answer
    x = 51,808.49

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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.