Home / 158,155.20-237,232.80-64,639.08

Finding the Fourth Proportional to 158,155.20, 237,232.80 and 64,639.08

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Solution

The fourth proportional to 158,155.20, 237,232.80 and 64,639.08 is: 96,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,155.20 : 237,232.80 = 64,639.08 : x
  2. Step 2: Convert to fraction form
    158,155.20/237,232.80 = 64,639.08/x
  3. Step 3: Cross multiply
    158,155.20x = 237,232.80 × 64,639.08
  4. Step 4: Simplify right side
    158,155.20x = 15,334,509,937.82
  5. Step 5: Solve for x
    x = 15,334,509,937.82/158,155.20
  6. Step 6: Final answer
    x = 96,958.62

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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.