Home / 84,153.54-116,128.44-46,427.76

Finding the Fourth Proportional to 84,153.54, 116,128.44 and 46,427.76

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Solution

The fourth proportional to 84,153.54, 116,128.44 and 46,427.76 is: 64,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,153.54 : 116,128.44 = 46,427.76 : x
  2. Step 2: Convert to fraction form
    84,153.54/116,128.44 = 46,427.76/x
  3. Step 3: Cross multiply
    84,153.54x = 116,128.44 × 46,427.76
  4. Step 4: Simplify right side
    84,153.54x = 5,391,583,341.49
  5. Step 5: Solve for x
    x = 5,391,583,341.49/84,153.54
  6. Step 6: Final answer
    x = 64,068.41

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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.