Home / 93,342.38-128,812.48-50,901.21

Finding the Fourth Proportional to 93,342.38, 128,812.48 and 50,901.21

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Solution

The fourth proportional to 93,342.38, 128,812.48 and 50,901.21 is: 70,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,342.38 : 128,812.48 = 50,901.21 : x
  2. Step 2: Convert to fraction form
    93,342.38/128,812.48 = 50,901.21/x
  3. Step 3: Cross multiply
    93,342.38x = 128,812.48 × 50,901.21
  4. Step 4: Simplify right side
    93,342.38x = 6,556,710,967.85
  5. Step 5: Solve for x
    x = 6,556,710,967.85/93,342.38
  6. Step 6: Final answer
    x = 70,243.67

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1.5x scale

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.