Home / 152,670.32-210,215.76-132,491.60

Finding the Fourth Proportional to 152,670.32, 210,215.76 and 132,491.60

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Solution

The fourth proportional to 152,670.32, 210,215.76 and 132,491.60 is: 182,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,670.32 : 210,215.76 = 132,491.60 : x
  2. Step 2: Convert to fraction form
    152,670.32/210,215.76 = 132,491.60/x
  3. Step 3: Cross multiply
    152,670.32x = 210,215.76 × 132,491.60
  4. Step 4: Simplify right side
    152,670.32x = 27,851,822,387.62
  5. Step 5: Solve for x
    x = 27,851,822,387.62/152,670.32
  6. Step 6: Final answer
    x = 182,431.15

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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.