Home / 96,973.12-133,824.72-56,690.32

Finding the Fourth Proportional to 96,973.12, 133,824.72 and 56,690.32

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Solution

The fourth proportional to 96,973.12, 133,824.72 and 56,690.32 is: 78,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,973.12 : 133,824.72 = 56,690.32 : x
  2. Step 2: Convert to fraction form
    96,973.12/133,824.72 = 56,690.32/x
  3. Step 3: Cross multiply
    96,973.12x = 133,824.72 × 56,690.32
  4. Step 4: Simplify right side
    96,973.12x = 7,586,566,200.71
  5. Step 5: Solve for x
    x = 7,586,566,200.71/96,973.12
  6. Step 6: Final answer
    x = 78,233.70

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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.