Home / 152,675.35-210,693.25-84,696.78

Finding the Fourth Proportional to 152,675.35, 210,693.25 and 84,696.78

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Solution

The fourth proportional to 152,675.35, 210,693.25 and 84,696.78 is: 116,882.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,675.35 : 210,693.25 = 84,696.78 : x
  2. Step 2: Convert to fraction form
    152,675.35/210,693.25 = 84,696.78/x
  3. Step 3: Cross multiply
    152,675.35x = 210,693.25 × 84,696.78
  4. Step 4: Simplify right side
    152,675.35x = 17,845,039,842.74
  5. Step 5: Solve for x
    x = 17,845,039,842.74/152,675.35
  6. Step 6: Final answer
    x = 116,882.26

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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.