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Finding the Fourth Proportional to 224,675.37, 310,054.50 and 122,703.86

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Solution

The fourth proportional to 224,675.37, 310,054.50 and 122,703.86 is: 169,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,675.37 : 310,054.50 = 122,703.86 : x
  2. Step 2: Convert to fraction form
    224,675.37/310,054.50 = 122,703.86/x
  3. Step 3: Cross multiply
    224,675.37x = 310,054.50 × 122,703.86
  4. Step 4: Simplify right side
    224,675.37x = 38,044,884,735.51
  5. Step 5: Solve for x
    x = 38,044,884,735.51/224,675.37
  6. Step 6: Final answer
    x = 169,332.69

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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.