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Finding the Fourth Proportional to 224,718.51, 310,100.72 and 124,114.35

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Solution

The fourth proportional to 224,718.51, 310,100.72 and 124,114.35 is: 171,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,718.51 : 310,100.72 = 124,114.35 : x
  2. Step 2: Convert to fraction form
    224,718.51/310,100.72 = 124,114.35/x
  3. Step 3: Cross multiply
    224,718.51x = 310,100.72 × 124,114.35
  4. Step 4: Simplify right side
    224,718.51x = 38,487,948,676.76
  5. Step 5: Solve for x
    x = 38,487,948,676.76/224,718.51
  6. Step 6: Final answer
    x = 171,271.82

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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.