Home / 152,512.13-210,464.22-84,528.89

Finding the Fourth Proportional to 152,512.13, 210,464.22 and 84,528.89

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Solution

The fourth proportional to 152,512.13, 210,464.22 and 84,528.89 is: 116,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,512.13 : 210,464.22 = 84,528.89 : x
  2. Step 2: Convert to fraction form
    152,512.13/210,464.22 = 84,528.89/x
  3. Step 3: Cross multiply
    152,512.13x = 210,464.22 × 84,528.89
  4. Step 4: Simplify right side
    152,512.13x = 17,790,306,901.32
  5. Step 5: Solve for x
    x = 17,790,306,901.32/152,512.13
  6. Step 6: Final answer
    x = 116,648.47

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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.