Home / 160,501.77-240,382.55-115,242.15

Finding the Fourth Proportional to 160,501.77, 240,382.55 and 115,242.15

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Solution

The fourth proportional to 160,501.77, 240,382.55 and 115,242.15 is: 172,597.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,501.77 : 240,382.55 = 115,242.15 : x
  2. Step 2: Convert to fraction form
    160,501.77/240,382.55 = 115,242.15/x
  3. Step 3: Cross multiply
    160,501.77x = 240,382.55 × 115,242.15
  4. Step 4: Simplify right side
    160,501.77x = 27,702,203,074.02
  5. Step 5: Solve for x
    x = 27,702,203,074.02/160,501.77
  6. Step 6: Final answer
    x = 172,597.49

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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.