Home / 160,316.36-221,217.13-92,355.34

Finding the Fourth Proportional to 160,316.36, 221,217.13 and 92,355.34

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Solution

The fourth proportional to 160,316.36, 221,217.13 and 92,355.34 is: 127,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,316.36 : 221,217.13 = 92,355.34 : x
  2. Step 2: Convert to fraction form
    160,316.36/221,217.13 = 92,355.34/x
  3. Step 3: Cross multiply
    160,316.36x = 221,217.13 × 92,355.34
  4. Step 4: Simplify right side
    160,316.36x = 20,430,582,701.93
  5. Step 5: Solve for x
    x = 20,430,582,701.93/160,316.36
  6. Step 6: Final answer
    x = 127,439.16

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1.5x scale

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.