Home / 93,083.51-138,572.40-92,529.92

Finding the Fourth Proportional to 93,083.51, 138,572.40 and 92,529.92

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Solution

The fourth proportional to 93,083.51, 138,572.40 and 92,529.92 is: 137,748.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,083.51 : 138,572.40 = 92,529.92 : x
  2. Step 2: Convert to fraction form
    93,083.51/138,572.40 = 92,529.92/x
  3. Step 3: Cross multiply
    93,083.51x = 138,572.40 × 92,529.92
  4. Step 4: Simplify right side
    93,083.51x = 12,822,092,393.35
  5. Step 5: Solve for x
    x = 12,822,092,393.35/93,083.51
  6. Step 6: Final answer
    x = 137,748.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.