Home / 70,153.21-96,814.03-38,322.32

Finding the Fourth Proportional to 70,153.21, 96,814.03 and 38,322.32

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Solution

The fourth proportional to 70,153.21, 96,814.03 and 38,322.32 is: 52,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,153.21 : 96,814.03 = 38,322.32 : x
  2. Step 2: Convert to fraction form
    70,153.21/96,814.03 = 38,322.32/x
  3. Step 3: Cross multiply
    70,153.21x = 96,814.03 × 38,322.32
  4. Step 4: Simplify right side
    70,153.21x = 3,710,138,238.15
  5. Step 5: Solve for x
    x = 3,710,138,238.15/70,153.21
  6. Step 6: Final answer
    x = 52,886.23

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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.