Home / 152,621.75-210,618.62-84,645.04

Finding the Fourth Proportional to 152,621.75, 210,618.62 and 84,645.04

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Solution

The fourth proportional to 152,621.75, 210,618.62 and 84,645.04 is: 116,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,621.75 : 210,618.62 = 84,645.04 : x
  2. Step 2: Convert to fraction form
    152,621.75/210,618.62 = 84,645.04/x
  3. Step 3: Cross multiply
    152,621.75x = 210,618.62 × 84,645.04
  4. Step 4: Simplify right side
    152,621.75x = 17,827,820,038.33
  5. Step 5: Solve for x
    x = 17,827,820,038.33/152,621.75
  6. Step 6: Final answer
    x = 116,810.48

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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.