Home / 157,496.36-235,981.55-110,665.40

Finding the Fourth Proportional to 157,496.36, 235,981.55 and 110,665.40

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Solution

The fourth proportional to 157,496.36, 235,981.55 and 110,665.40 is: 165,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,496.36 : 235,981.55 = 110,665.40 : x
  2. Step 2: Convert to fraction form
    157,496.36/235,981.55 = 110,665.40/x
  3. Step 3: Cross multiply
    157,496.36x = 235,981.55 × 110,665.40
  4. Step 4: Simplify right side
    157,496.36x = 26,114,990,890.14
  5. Step 5: Solve for x
    x = 26,114,990,890.14/157,496.36
  6. Step 6: Final answer
    x = 165,813.30

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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.