Home / 117,074.49-175,504.09-42,176.32

Finding the Fourth Proportional to 117,074.49, 175,504.09 and 42,176.32

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Solution

The fourth proportional to 117,074.49, 175,504.09 and 42,176.32 is: 63,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,074.49 : 175,504.09 = 42,176.32 : x
  2. Step 2: Convert to fraction form
    117,074.49/175,504.09 = 42,176.32/x
  3. Step 3: Cross multiply
    117,074.49x = 175,504.09 × 42,176.32
  4. Step 4: Simplify right side
    117,074.49x = 7,402,116,661.15
  5. Step 5: Solve for x
    x = 7,402,116,661.15/117,074.49
  6. Step 6: Final answer
    x = 63,225.70

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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.