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Finding the Fourth Proportional to 302,051.81, 453,154.60 and 88,827.28

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Solution

The fourth proportional to 302,051.81, 453,154.60 and 88,827.28 is: 133,263.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,051.81 : 453,154.60 = 88,827.28 : x
  2. Step 2: Convert to fraction form
    302,051.81/453,154.60 = 88,827.28/x
  3. Step 3: Cross multiply
    302,051.81x = 453,154.60 × 88,827.28
  4. Step 4: Simplify right side
    302,051.81x = 40,252,492,064.63
  5. Step 5: Solve for x
    x = 40,252,492,064.63/302,051.81
  6. Step 6: Final answer
    x = 133,263.54

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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.