Home / 152,026.46-209,795.08-84,045.18

Finding the Fourth Proportional to 152,026.46, 209,795.08 and 84,045.18

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Solution

The fourth proportional to 152,026.46, 209,795.08 and 84,045.18 is: 115,981.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,026.46 : 209,795.08 = 84,045.18 : x
  2. Step 2: Convert to fraction form
    152,026.46/209,795.08 = 84,045.18/x
  3. Step 3: Cross multiply
    152,026.46x = 209,795.08 × 84,045.18
  4. Step 4: Simplify right side
    152,026.46x = 17,632,265,261.71
  5. Step 5: Solve for x
    x = 17,632,265,261.71/152,026.46
  6. Step 6: Final answer
    x = 115,981.56

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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.