Home / 93,715.11-129,323.63-53,441.84

Finding the Fourth Proportional to 93,715.11, 129,323.63 and 53,441.84

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Solution

The fourth proportional to 93,715.11, 129,323.63 and 53,441.84 is: 73,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,715.11 : 129,323.63 = 53,441.84 : x
  2. Step 2: Convert to fraction form
    93,715.11/129,323.63 = 53,441.84/x
  3. Step 3: Cross multiply
    93,715.11x = 129,323.63 × 53,441.84
  4. Step 4: Simplify right side
    93,715.11x = 6,911,291,828.85
  5. Step 5: Solve for x
    x = 6,911,291,828.85/93,715.11
  6. Step 6: Final answer
    x = 73,747.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.