Home / 152,394.73-210,312.25-91,964.34

Finding the Fourth Proportional to 152,394.73, 210,312.25 and 91,964.34

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Solution

The fourth proportional to 152,394.73, 210,312.25 and 91,964.34 is: 126,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,394.73 : 210,312.25 = 91,964.34 : x
  2. Step 2: Convert to fraction form
    152,394.73/210,312.25 = 91,964.34/x
  3. Step 3: Cross multiply
    152,394.73x = 210,312.25 × 91,964.34
  4. Step 4: Simplify right side
    152,394.73x = 19,341,227,035.25
  5. Step 5: Solve for x
    x = 19,341,227,035.25/152,394.73
  6. Step 6: Final answer
    x = 126,915.33

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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.