Home / 152,218.64-210,056.55-84,238.48

Finding the Fourth Proportional to 152,218.64, 210,056.55 and 84,238.48

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Solution

The fourth proportional to 152,218.64, 210,056.55 and 84,238.48 is: 116,246.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,218.64 : 210,056.55 = 84,238.48 : x
  2. Step 2: Convert to fraction form
    152,218.64/210,056.55 = 84,238.48/x
  3. Step 3: Cross multiply
    152,218.64x = 210,056.55 × 84,238.48
  4. Step 4: Simplify right side
    152,218.64x = 17,694,843,435.76
  5. Step 5: Solve for x
    x = 17,694,843,435.76/152,218.64
  6. Step 6: Final answer
    x = 116,246.24

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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.