Home / 93,582.16-129,143.28-52,743.04

Finding the Fourth Proportional to 93,582.16, 129,143.28 and 52,743.04

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Solution

The fourth proportional to 93,582.16, 129,143.28 and 52,743.04 is: 72,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,582.16 : 129,143.28 = 52,743.04 : x
  2. Step 2: Convert to fraction form
    93,582.16/129,143.28 = 52,743.04/x
  3. Step 3: Cross multiply
    93,582.16x = 129,143.28 × 52,743.04
  4. Step 4: Simplify right side
    93,582.16x = 6,811,409,182.77
  5. Step 5: Solve for x
    x = 6,811,409,182.77/93,582.16
  6. Step 6: Final answer
    x = 72,785.34

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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.