Home / 93,237.24-128,645.10-55,523.64

Finding the Fourth Proportional to 93,237.24, 128,645.10 and 55,523.64

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Solution

The fourth proportional to 93,237.24, 128,645.10 and 55,523.64 is: 76,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,237.24 : 128,645.10 = 55,523.64 : x
  2. Step 2: Convert to fraction form
    93,237.24/128,645.10 = 55,523.64/x
  3. Step 3: Cross multiply
    93,237.24x = 128,645.10 × 55,523.64
  4. Step 4: Simplify right side
    93,237.24x = 7,142,844,220.16
  5. Step 5: Solve for x
    x = 7,142,844,220.16/93,237.24
  6. Step 6: Final answer
    x = 76,609.35

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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.