Home / 147,677.05-221,504.86-57,702.85

Finding the Fourth Proportional to 147,677.05, 221,504.86 and 57,702.85

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Solution

The fourth proportional to 147,677.05, 221,504.86 and 57,702.85 is: 86,550.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,677.05 : 221,504.86 = 57,702.85 : x
  2. Step 2: Convert to fraction form
    147,677.05/221,504.86 = 57,702.85/x
  3. Step 3: Cross multiply
    147,677.05x = 221,504.86 × 57,702.85
  4. Step 4: Simplify right side
    147,677.05x = 12,781,460,314.81
  5. Step 5: Solve for x
    x = 12,781,460,314.81/147,677.05
  6. Step 6: Final answer
    x = 86,550.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.