Home / 42,750.72-64,058.88-32,878.08

Finding the Fourth Proportional to 42,750.72, 64,058.88 and 32,878.08

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Solution

The fourth proportional to 42,750.72, 64,058.88 and 32,878.08 is: 49,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,750.72 : 64,058.88 = 32,878.08 : x
  2. Step 2: Convert to fraction form
    42,750.72/64,058.88 = 32,878.08/x
  3. Step 3: Cross multiply
    42,750.72x = 64,058.88 × 32,878.08
  4. Step 4: Simplify right side
    42,750.72x = 2,106,132,981.35
  5. Step 5: Solve for x
    x = 2,106,132,981.35/42,750.72
  6. Step 6: Final answer
    x = 49,265.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.