Home / 117,520.28-176,350.44-42,646.26

Finding the Fourth Proportional to 117,520.28, 176,350.44 and 42,646.26

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Solution

The fourth proportional to 117,520.28, 176,350.44 and 42,646.26 is: 63,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,520.28 : 176,350.44 = 42,646.26 : x
  2. Step 2: Convert to fraction form
    117,520.28/176,350.44 = 42,646.26/x
  3. Step 3: Cross multiply
    117,520.28x = 176,350.44 × 42,646.26
  4. Step 4: Simplify right side
    117,520.28x = 7,520,686,715.35
  5. Step 5: Solve for x
    x = 7,520,686,715.35/117,520.28
  6. Step 6: Final answer
    x = 63,994.80

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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.