Home / 152,218.02-210,055.69-84,237.85

Finding the Fourth Proportional to 152,218.02, 210,055.69 and 84,237.85

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Solution

The fourth proportional to 152,218.02, 210,055.69 and 84,237.85 is: 116,245.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,218.02 : 210,055.69 = 84,237.85 : x
  2. Step 2: Convert to fraction form
    152,218.02/210,055.69 = 84,237.85/x
  3. Step 3: Cross multiply
    152,218.02x = 210,055.69 × 84,237.85
  4. Step 4: Simplify right side
    152,218.02x = 17,694,640,930.67
  5. Step 5: Solve for x
    x = 17,694,640,930.67/152,218.02
  6. Step 6: Final answer
    x = 116,245.38

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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.