Home / 72,258.18-99,682.85-46,772.74

Finding the Fourth Proportional to 72,258.18, 99,682.85 and 46,772.74

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Solution

The fourth proportional to 72,258.18, 99,682.85 and 46,772.74 is: 64,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,258.18 : 99,682.85 = 46,772.74 : x
  2. Step 2: Convert to fraction form
    72,258.18/99,682.85 = 46,772.74/x
  3. Step 3: Cross multiply
    72,258.18x = 99,682.85 × 46,772.74
  4. Step 4: Simplify right side
    72,258.18x = 4,662,440,267.04
  5. Step 5: Solve for x
    x = 4,662,440,267.04/72,258.18
  6. Step 6: Final answer
    x = 64,524.74

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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.