Home / 152,770.96-210,826.19-84,792.31

Finding the Fourth Proportional to 152,770.96, 210,826.19 and 84,792.31

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Solution

The fourth proportional to 152,770.96, 210,826.19 and 84,792.31 is: 117,014.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,770.96 : 210,826.19 = 84,792.31 : x
  2. Step 2: Convert to fraction form
    152,770.96/210,826.19 = 84,792.31/x
  3. Step 3: Cross multiply
    152,770.96x = 210,826.19 × 84,792.31
  4. Step 4: Simplify right side
    152,770.96x = 17,876,438,180.51
  5. Step 5: Solve for x
    x = 17,876,438,180.51/152,770.96
  6. Step 6: Final answer
    x = 117,014.64

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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.