Home / 256,050.46-353,349.36-142,873.22

Finding the Fourth Proportional to 256,050.46, 353,349.36 and 142,873.22

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Solution

The fourth proportional to 256,050.46, 353,349.36 and 142,873.22 is: 197,164.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,050.46 : 353,349.36 = 142,873.22 : x
  2. Step 2: Convert to fraction form
    256,050.46/353,349.36 = 142,873.22/x
  3. Step 3: Cross multiply
    256,050.46x = 353,349.36 × 142,873.22
  4. Step 4: Simplify right side
    256,050.46x = 50,484,160,848.14
  5. Step 5: Solve for x
    x = 50,484,160,848.14/256,050.46
  6. Step 6: Final answer
    x = 197,164.89

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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.