Home / 90,695.95-136,045.29-34,539.17

Finding the Fourth Proportional to 90,695.95, 136,045.29 and 34,539.17

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Solution

The fourth proportional to 90,695.95, 136,045.29 and 34,539.17 is: 51,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,695.95 : 136,045.29 = 34,539.17 : x
  2. Step 2: Convert to fraction form
    90,695.95/136,045.29 = 34,539.17/x
  3. Step 3: Cross multiply
    90,695.95x = 136,045.29 × 34,539.17
  4. Step 4: Simplify right side
    90,695.95x = 4,698,890,848.30
  5. Step 5: Solve for x
    x = 4,698,890,848.30/90,695.95
  6. Step 6: Final answer
    x = 51,809.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.