Home / 130,528.32-195,696.70-41,730.72

Finding the Fourth Proportional to 130,528.32, 195,696.70 and 41,730.72

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Solution

The fourth proportional to 130,528.32, 195,696.70 and 41,730.72 is: 62,565.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,528.32 : 195,696.70 = 41,730.72 : x
  2. Step 2: Convert to fraction form
    130,528.32/195,696.70 = 41,730.72/x
  3. Step 3: Cross multiply
    130,528.32x = 195,696.70 × 41,730.72
  4. Step 4: Simplify right side
    130,528.32x = 8,166,564,192.62
  5. Step 5: Solve for x
    x = 8,166,564,192.62/130,528.32
  6. Step 6: Final answer
    x = 62,565.46

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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.