Home / 130,772.34-196,187.58-47,666.34

Finding the Fourth Proportional to 130,772.34, 196,187.58 and 47,666.34

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Solution

The fourth proportional to 130,772.34, 196,187.58 and 47,666.34 is: 71,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,772.34 : 196,187.58 = 47,666.34 : x
  2. Step 2: Convert to fraction form
    130,772.34/196,187.58 = 47,666.34/x
  3. Step 3: Cross multiply
    130,772.34x = 196,187.58 × 47,666.34
  4. Step 4: Simplify right side
    130,772.34x = 9,351,543,892.06
  5. Step 5: Solve for x
    x = 9,351,543,892.06/130,772.34
  6. Step 6: Final answer
    x = 71,510.11

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1.5x scale

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.