Home / 156,460.08-234,689.64-135,337.32

Finding the Fourth Proportional to 156,460.08, 234,689.64 and 135,337.32

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Solution

The fourth proportional to 156,460.08, 234,689.64 and 135,337.32 is: 203,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,460.08 : 234,689.64 = 135,337.32 : x
  2. Step 2: Convert to fraction form
    156,460.08/234,689.64 = 135,337.32/x
  3. Step 3: Cross multiply
    156,460.08x = 234,689.64 × 135,337.32
  4. Step 4: Simplify right side
    156,460.08x = 31,762,266,909.36
  5. Step 5: Solve for x
    x = 31,762,266,909.36/156,460.08
  6. Step 6: Final answer
    x = 203,005.56

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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.