Home / 97,077.51-145,634.63-37,909.44

Finding the Fourth Proportional to 97,077.51, 145,634.63 and 37,909.44

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Solution

The fourth proportional to 97,077.51, 145,634.63 and 37,909.44 is: 56,871.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,077.51 : 145,634.63 = 37,909.44 : x
  2. Step 2: Convert to fraction form
    97,077.51/145,634.63 = 37,909.44/x
  3. Step 3: Cross multiply
    97,077.51x = 145,634.63 × 37,909.44
  4. Step 4: Simplify right side
    97,077.51x = 5,520,927,078.36
  5. Step 5: Solve for x
    x = 5,520,927,078.36/97,077.51
  6. Step 6: Final answer
    x = 56,871.33

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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.