Home / 154,085.09-231,127.63-41,765.32

Finding the Fourth Proportional to 154,085.09, 231,127.63 and 41,765.32

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Solution

The fourth proportional to 154,085.09, 231,127.63 and 41,765.32 is: 62,647.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,085.09 : 231,127.63 = 41,765.32 : x
  2. Step 2: Convert to fraction form
    154,085.09/231,127.63 = 41,765.32/x
  3. Step 3: Cross multiply
    154,085.09x = 231,127.63 × 41,765.32
  4. Step 4: Simplify right side
    154,085.09x = 9,653,119,612.29
  5. Step 5: Solve for x
    x = 9,653,119,612.29/154,085.09
  6. Step 6: Final answer
    x = 62,647.98

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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.