Home / 111,730.48-154,191.10-60,746.64

Finding the Fourth Proportional to 111,730.48, 154,191.10 and 60,746.64

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Solution

The fourth proportional to 111,730.48, 154,191.10 and 60,746.64 is: 83,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,730.48 : 154,191.10 = 60,746.64 : x
  2. Step 2: Convert to fraction form
    111,730.48/154,191.10 = 60,746.64/x
  3. Step 3: Cross multiply
    111,730.48x = 154,191.10 × 60,746.64
  4. Step 4: Simplify right side
    111,730.48x = 9,366,591,242.90
  5. Step 5: Solve for x
    x = 9,366,591,242.90/111,730.48
  6. Step 6: Final answer
    x = 83,832.01

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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.