Home / 302,200.18-417,023.40-166,225.51

Finding the Fourth Proportional to 302,200.18, 417,023.40 and 166,225.51

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Solution

The fourth proportional to 302,200.18, 417,023.40 and 166,225.51 is: 229,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,200.18 : 417,023.40 = 166,225.51 : x
  2. Step 2: Convert to fraction form
    302,200.18/417,023.40 = 166,225.51/x
  3. Step 3: Cross multiply
    302,200.18x = 417,023.40 × 166,225.51
  4. Step 4: Simplify right side
    302,200.18x = 69,319,927,346.93
  5. Step 5: Solve for x
    x = 69,319,927,346.93/302,200.18
  6. Step 6: Final answer
    x = 229,384.14

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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.