Home / 160,395.95-221,356.67-92,411.69

Finding the Fourth Proportional to 160,395.95, 221,356.67 and 92,411.69

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Solution

The fourth proportional to 160,395.95, 221,356.67 and 92,411.69 is: 127,534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,395.95 : 221,356.67 = 92,411.69 : x
  2. Step 2: Convert to fraction form
    160,395.95/221,356.67 = 92,411.69/x
  3. Step 3: Cross multiply
    160,395.95x = 221,356.67 × 92,411.69
  4. Step 4: Simplify right side
    160,395.95x = 20,455,943,645.11
  5. Step 5: Solve for x
    x = 20,455,943,645.11/160,395.95
  6. Step 6: Final answer
    x = 127,534.04

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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.