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Finding the Fourth Proportional to 93,123.90, 139,707.54 and 26,564.94

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Solution

The fourth proportional to 93,123.90, 139,707.54 and 26,564.94 is: 39,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,123.90 : 139,707.54 = 26,564.94 : x
  2. Step 2: Convert to fraction form
    93,123.90/139,707.54 = 26,564.94/x
  3. Step 3: Cross multiply
    93,123.90x = 139,707.54 × 26,564.94
  4. Step 4: Simplify right side
    93,123.90x = 3,711,322,417.65
  5. Step 5: Solve for x
    x = 3,711,322,417.65/93,123.90
  6. Step 6: Final answer
    x = 39,853.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.