Home / 255,833.12-353,052-141,116.20

Finding the Fourth Proportional to 255,833.12, 353,052 and 141,116.20

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Solution

The fourth proportional to 255,833.12, 353,052 and 141,116.20 is: 194,741.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,833.12 : 353,052 = 141,116.20 : x
  2. Step 2: Convert to fraction form
    255,833.12/353,052 = 141,116.20/x
  3. Step 3: Cross multiply
    255,833.12x = 353,052 × 141,116.20
  4. Step 4: Simplify right side
    255,833.12x = 49,821,356,642.40
  5. Step 5: Solve for x
    x = 49,821,356,642.40/255,833.12
  6. Step 6: Final answer
    x = 194,741.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.