Home / 162,078.32-243,226.04-56,897.52

Finding the Fourth Proportional to 162,078.32, 243,226.04 and 56,897.52

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Solution

The fourth proportional to 162,078.32, 243,226.04 and 56,897.52 is: 85,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,078.32 : 243,226.04 = 56,897.52 : x
  2. Step 2: Convert to fraction form
    162,078.32/243,226.04 = 56,897.52/x
  3. Step 3: Cross multiply
    162,078.32x = 243,226.04 × 56,897.52
  4. Step 4: Simplify right side
    162,078.32x = 13,838,958,475.42
  5. Step 5: Solve for x
    x = 13,838,958,475.42/162,078.32
  6. Step 6: Final answer
    x = 85,384.39

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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.