Home / 152,589.30-210,571.05-84,606.40

Finding the Fourth Proportional to 152,589.30, 210,571.05 and 84,606.40

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Solution

The fourth proportional to 152,589.30, 210,571.05 and 84,606.40 is: 116,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,589.30 : 210,571.05 = 84,606.40 : x
  2. Step 2: Convert to fraction form
    152,589.30/210,571.05 = 84,606.40/x
  3. Step 3: Cross multiply
    152,589.30x = 210,571.05 × 84,606.40
  4. Step 4: Simplify right side
    152,589.30x = 17,815,658,484.72
  5. Step 5: Solve for x
    x = 17,815,658,484.72/152,589.30
  6. Step 6: Final answer
    x = 116,755.62

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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.