Home / 160,334.08-221,350.08-96,688

Finding the Fourth Proportional to 160,334.08, 221,350.08 and 96,688

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Solution

The fourth proportional to 160,334.08, 221,350.08 and 96,688 is: 133,483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,334.08 : 221,350.08 = 96,688 : x
  2. Step 2: Convert to fraction form
    160,334.08/221,350.08 = 96,688/x
  3. Step 3: Cross multiply
    160,334.08x = 221,350.08 × 96,688
  4. Step 4: Simplify right side
    160,334.08x = 21,401,896,535.04
  5. Step 5: Solve for x
    x = 21,401,896,535.04/160,334.08
  6. Step 6: Final answer
    x = 133,483.14

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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.