Home / 152,298.13-210,168.79-84,313.66

Finding the Fourth Proportional to 152,298.13, 210,168.79 and 84,313.66

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Solution

The fourth proportional to 152,298.13, 210,168.79 and 84,313.66 is: 116,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,298.13 : 210,168.79 = 84,313.66 : x
  2. Step 2: Convert to fraction form
    152,298.13/210,168.79 = 84,313.66/x
  3. Step 3: Cross multiply
    152,298.13x = 210,168.79 × 84,313.66
  4. Step 4: Simplify right side
    152,298.13x = 17,720,099,902.67
  5. Step 5: Solve for x
    x = 17,720,099,902.67/152,298.13
  6. Step 6: Final answer
    x = 116,351.40

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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.