Home / 117,584.10-176,325.12-42,679.35

Finding the Fourth Proportional to 117,584.10, 176,325.12 and 42,679.35

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Solution

The fourth proportional to 117,584.10, 176,325.12 and 42,679.35 is: 64,000.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,584.10 : 176,325.12 = 42,679.35 : x
  2. Step 2: Convert to fraction form
    117,584.10/176,325.12 = 42,679.35/x
  3. Step 3: Cross multiply
    117,584.10x = 176,325.12 × 42,679.35
  4. Step 4: Simplify right side
    117,584.10x = 7,525,441,510.27
  5. Step 5: Solve for x
    x = 7,525,441,510.27/117,584.10
  6. Step 6: Final answer
    x = 64,000.50

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1.5x scale

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.