Home / 93,758.34-129,389.61-51,316.86

Finding the Fourth Proportional to 93,758.34, 129,389.61 and 51,316.86

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Solution

The fourth proportional to 93,758.34, 129,389.61 and 51,316.86 is: 70,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,758.34 : 129,389.61 = 51,316.86 : x
  2. Step 2: Convert to fraction form
    93,758.34/129,389.61 = 51,316.86/x
  3. Step 3: Cross multiply
    93,758.34x = 129,389.61 × 51,316.86
  4. Step 4: Simplify right side
    93,758.34x = 6,639,868,501.82
  5. Step 5: Solve for x
    x = 6,639,868,501.82/93,758.34
  6. Step 6: Final answer
    x = 70,818.96

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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.