Home / 117,627.12-176,341.50-51,017.10

Finding the Fourth Proportional to 117,627.12, 176,341.50 and 51,017.10

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Solution

The fourth proportional to 117,627.12, 176,341.50 and 51,017.10 is: 76,482.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,627.12 : 176,341.50 = 51,017.10 : x
  2. Step 2: Convert to fraction form
    117,627.12/176,341.50 = 51,017.10/x
  3. Step 3: Cross multiply
    117,627.12x = 176,341.50 × 51,017.10
  4. Step 4: Simplify right side
    117,627.12x = 8,996,431,939.65
  5. Step 5: Solve for x
    x = 8,996,431,939.65/117,627.12
  6. Step 6: Final answer
    x = 76,482.63

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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.