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Finding the Fourth Proportional to 114,762.81, 158,362.58 and 63,772.30

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Solution

The fourth proportional to 114,762.81, 158,362.58 and 63,772.30 is: 88,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,762.81 : 158,362.58 = 63,772.30 : x
  2. Step 2: Convert to fraction form
    114,762.81/158,362.58 = 63,772.30/x
  3. Step 3: Cross multiply
    114,762.81x = 158,362.58 × 63,772.30
  4. Step 4: Simplify right side
    114,762.81x = 10,099,145,960.53
  5. Step 5: Solve for x
    x = 10,099,145,960.53/114,762.81
  6. Step 6: Final answer
    x = 88,000.16

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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.