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Finding the Fourth Proportional to 96,411.68, 133,302.10 and 84,440.74

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Solution

The fourth proportional to 96,411.68, 133,302.10 and 84,440.74 is: 116,750.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,411.68 : 133,302.10 = 84,440.74 : x
  2. Step 2: Convert to fraction form
    96,411.68/133,302.10 = 84,440.74/x
  3. Step 3: Cross multiply
    96,411.68x = 133,302.10 × 84,440.74
  4. Step 4: Simplify right side
    96,411.68x = 11,256,127,967.55
  5. Step 5: Solve for x
    x = 11,256,127,967.55/96,411.68
  6. Step 6: Final answer
    x = 116,750.67

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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.