Home / 94,456.10-141,356.10-64,931.60

Finding the Fourth Proportional to 94,456.10, 141,356.10 and 64,931.60

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Solution

The fourth proportional to 94,456.10, 141,356.10 and 64,931.60 is: 97,171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,456.10 : 141,356.10 = 64,931.60 : x
  2. Step 2: Convert to fraction form
    94,456.10/141,356.10 = 64,931.60/x
  3. Step 3: Cross multiply
    94,456.10x = 141,356.10 × 64,931.60
  4. Step 4: Simplify right side
    94,456.10x = 9,178,477,742.76
  5. Step 5: Solve for x
    x = 9,178,477,742.76/94,456.10
  6. Step 6: Final answer
    x = 97,171.89

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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.