Home / 215,355.08-297,192.84-118,570.20

Finding the Fourth Proportional to 215,355.08, 297,192.84 and 118,570.20

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Solution

The fourth proportional to 215,355.08, 297,192.84 and 118,570.20 is: 163,628.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,355.08 : 297,192.84 = 118,570.20 : x
  2. Step 2: Convert to fraction form
    215,355.08/297,192.84 = 118,570.20/x
  3. Step 3: Cross multiply
    215,355.08x = 297,192.84 × 118,570.20
  4. Step 4: Simplify right side
    215,355.08x = 35,238,214,477.37
  5. Step 5: Solve for x
    x = 35,238,214,477.37/215,355.08
  6. Step 6: Final answer
    x = 163,628.44

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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.