Home / 152,883.40-210,992.34-84,913.48

Finding the Fourth Proportional to 152,883.40, 210,992.34 and 84,913.48

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Solution

The fourth proportional to 152,883.40, 210,992.34 and 84,913.48 is: 117,187.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,883.40 : 210,992.34 = 84,913.48 : x
  2. Step 2: Convert to fraction form
    152,883.40/210,992.34 = 84,913.48/x
  3. Step 3: Cross multiply
    152,883.40x = 210,992.34 × 84,913.48
  4. Step 4: Simplify right side
    152,883.40x = 17,916,093,842.74
  5. Step 5: Solve for x
    x = 17,916,093,842.74/152,883.40
  6. Step 6: Final answer
    x = 117,187.96

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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.