Home / 109,312.47-163,830.57-58,585.44

Finding the Fourth Proportional to 109,312.47, 163,830.57 and 58,585.44

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Solution

The fourth proportional to 109,312.47, 163,830.57 and 58,585.44 is: 87,804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,312.47 : 163,830.57 = 58,585.44 : x
  2. Step 2: Convert to fraction form
    109,312.47/163,830.57 = 58,585.44/x
  3. Step 3: Cross multiply
    109,312.47x = 163,830.57 × 58,585.44
  4. Step 4: Simplify right side
    109,312.47x = 9,598,086,028.90
  5. Step 5: Solve for x
    x = 9,598,086,028.90/109,312.47
  6. Step 6: Final answer
    x = 87,804.13

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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.