Home / 125,931.14-173,801.22-72,235.34

Finding the Fourth Proportional to 125,931.14, 173,801.22 and 72,235.34

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Solution

The fourth proportional to 125,931.14, 173,801.22 and 72,235.34 is: 99,694.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,931.14 : 173,801.22 = 72,235.34 : x
  2. Step 2: Convert to fraction form
    125,931.14/173,801.22 = 72,235.34/x
  3. Step 3: Cross multiply
    125,931.14x = 173,801.22 × 72,235.34
  4. Step 4: Simplify right side
    125,931.14x = 12,554,590,219.11
  5. Step 5: Solve for x
    x = 12,554,590,219.11/125,931.14
  6. Step 6: Final answer
    x = 99,694.09

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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.