Home / 152,335.93-210,221.01-84,351.44

Finding the Fourth Proportional to 152,335.93, 210,221.01 and 84,351.44

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Solution

The fourth proportional to 152,335.93, 210,221.01 and 84,351.44 is: 116,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,335.93 : 210,221.01 = 84,351.44 : x
  2. Step 2: Convert to fraction form
    152,335.93/210,221.01 = 84,351.44/x
  3. Step 3: Cross multiply
    152,335.93x = 210,221.01 × 84,351.44
  4. Step 4: Simplify right side
    152,335.93x = 17,732,444,911.75
  5. Step 5: Solve for x
    x = 17,732,444,911.75/152,335.93
  6. Step 6: Final answer
    x = 116,403.56

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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.