Home / 215,564.04-297,455.63-124,948.43

Finding the Fourth Proportional to 215,564.04, 297,455.63 and 124,948.43

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Solution

The fourth proportional to 215,564.04, 297,455.63 and 124,948.43 is: 172,415.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,564.04 : 297,455.63 = 124,948.43 : x
  2. Step 2: Convert to fraction form
    215,564.04/297,455.63 = 124,948.43/x
  3. Step 3: Cross multiply
    215,564.04x = 297,455.63 × 124,948.43
  4. Step 4: Simplify right side
    215,564.04x = 37,166,611,851.14
  5. Step 5: Solve for x
    x = 37,166,611,851.14/215,564.04
  6. Step 6: Final answer
    x = 172,415.64

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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.