Home / 152,218.13-210,055.86-84,237.98

Finding the Fourth Proportional to 152,218.13, 210,055.86 and 84,237.98

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Solution

The fourth proportional to 152,218.13, 210,055.86 and 84,237.98 is: 116,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,218.13 : 210,055.86 = 84,237.98 : x
  2. Step 2: Convert to fraction form
    152,218.13/210,055.86 = 84,237.98/x
  3. Step 3: Cross multiply
    152,218.13x = 210,055.86 × 84,237.98
  4. Step 4: Simplify right side
    152,218.13x = 17,694,680,283.28
  5. Step 5: Solve for x
    x = 17,694,680,283.28/152,218.13
  6. Step 6: Final answer
    x = 116,245.55

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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.