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Finding the Fourth Proportional to 89,646.94, 134,486.79 and 37,060.53

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Solution

The fourth proportional to 89,646.94, 134,486.79 and 37,060.53 is: 55,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,646.94 : 134,486.79 = 37,060.53 : x
  2. Step 2: Convert to fraction form
    89,646.94/134,486.79 = 37,060.53/x
  3. Step 3: Cross multiply
    89,646.94x = 134,486.79 × 37,060.53
  4. Step 4: Simplify right side
    89,646.94x = 4,984,151,715.40
  5. Step 5: Solve for x
    x = 4,984,151,715.40/89,646.94
  6. Step 6: Final answer
    x = 55,597.57

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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.