Home / 152,221.61-210,060.64-84,241.45

Finding the Fourth Proportional to 152,221.61, 210,060.64 and 84,241.45

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Solution

The fourth proportional to 152,221.61, 210,060.64 and 84,241.45 is: 116,250.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,221.61 : 210,060.64 = 84,241.45 : x
  2. Step 2: Convert to fraction form
    152,221.61/210,060.64 = 84,241.45/x
  3. Step 3: Cross multiply
    152,221.61x = 210,060.64 × 84,241.45
  4. Step 4: Simplify right side
    152,221.61x = 17,695,813,269.41
  5. Step 5: Solve for x
    x = 17,695,813,269.41/152,221.61
  6. Step 6: Final answer
    x = 116,250.33

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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.