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Finding the Fourth Proportional to 93,595.98, 129,162.43 and 53,313.47

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Solution

The fourth proportional to 93,595.98, 129,162.43 and 53,313.47 is: 73,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,595.98 : 129,162.43 = 53,313.47 : x
  2. Step 2: Convert to fraction form
    93,595.98/129,162.43 = 53,313.47/x
  3. Step 3: Cross multiply
    93,595.98x = 129,162.43 × 53,313.47
  4. Step 4: Simplify right side
    93,595.98x = 6,886,097,336.93
  5. Step 5: Solve for x
    x = 6,886,097,336.93/93,595.98
  6. Step 6: Final answer
    x = 73,572.58

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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.