Home / 152,186.55-210,023.63-84,202.43

Finding the Fourth Proportional to 152,186.55, 210,023.63 and 84,202.43

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Solution

The fourth proportional to 152,186.55, 210,023.63 and 84,202.43 is: 116,202.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,186.55 : 210,023.63 = 84,202.43 : x
  2. Step 2: Convert to fraction form
    152,186.55/210,023.63 = 84,202.43/x
  3. Step 3: Cross multiply
    152,186.55x = 210,023.63 × 84,202.43
  4. Step 4: Simplify right side
    152,186.55x = 17,684,498,532.29
  5. Step 5: Solve for x
    x = 17,684,498,532.29/152,186.55
  6. Step 6: Final answer
    x = 116,202.77

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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.