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Finding the Fourth Proportional to 365,964.08, 549,103.13 and 141,482.18

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Solution

The fourth proportional to 365,964.08, 549,103.13 and 141,482.18 is: 212,283.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,964.08 : 549,103.13 = 141,482.18 : x
  2. Step 2: Convert to fraction form
    365,964.08/549,103.13 = 141,482.18/x
  3. Step 3: Cross multiply
    365,964.08x = 549,103.13 × 141,482.18
  4. Step 4: Simplify right side
    365,964.08x = 77,688,304,424.30
  5. Step 5: Solve for x
    x = 77,688,304,424.30/365,964.08
  6. Step 6: Final answer
    x = 212,283.96

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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.