Home / 219,750.98-303,254.89-124,258.05

Finding the Fourth Proportional to 219,750.98, 303,254.89 and 124,258.05

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Solution

The fourth proportional to 219,750.98, 303,254.89 and 124,258.05 is: 171,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,750.98 : 303,254.89 = 124,258.05 : x
  2. Step 2: Convert to fraction form
    219,750.98/303,254.89 = 124,258.05/x
  3. Step 3: Cross multiply
    219,750.98x = 303,254.89 × 124,258.05
  4. Step 4: Simplify right side
    219,750.98x = 37,681,860,973.72
  5. Step 5: Solve for x
    x = 37,681,860,973.72/219,750.98
  6. Step 6: Final answer
    x = 171,475.28

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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.