Home / 133,570.98-184,328.25-72,317.82

Finding the Fourth Proportional to 133,570.98, 184,328.25 and 72,317.82

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Solution

The fourth proportional to 133,570.98, 184,328.25 and 72,317.82 is: 99,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,570.98 : 184,328.25 = 72,317.82 : x
  2. Step 2: Convert to fraction form
    133,570.98/184,328.25 = 72,317.82/x
  3. Step 3: Cross multiply
    133,570.98x = 184,328.25 × 72,317.82
  4. Step 4: Simplify right side
    133,570.98x = 13,330,217,204.42
  5. Step 5: Solve for x
    x = 13,330,217,204.42/133,570.98
  6. Step 6: Final answer
    x = 99,798.75

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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.