Home / 156,853.08-235,254.78-130,369.14

Finding the Fourth Proportional to 156,853.08, 235,254.78 and 130,369.14

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Solution

The fourth proportional to 156,853.08, 235,254.78 and 130,369.14 is: 195,533.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,853.08 : 235,254.78 = 130,369.14 : x
  2. Step 2: Convert to fraction form
    156,853.08/235,254.78 = 130,369.14/x
  3. Step 3: Cross multiply
    156,853.08x = 235,254.78 × 130,369.14
  4. Step 4: Simplify right side
    156,853.08x = 30,669,963,349.49
  5. Step 5: Solve for x
    x = 30,669,963,349.49/156,853.08
  6. Step 6: Final answer
    x = 195,533.06

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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.