Home / 84,256.61-116,220.73-64,069.24

Finding the Fourth Proportional to 84,256.61, 116,220.73 and 64,069.24

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Solution

The fourth proportional to 84,256.61, 116,220.73 and 64,069.24 is: 88,374.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,256.61 : 116,220.73 = 64,069.24 : x
  2. Step 2: Convert to fraction form
    84,256.61/116,220.73 = 64,069.24/x
  3. Step 3: Cross multiply
    84,256.61x = 116,220.73 × 64,069.24
  4. Step 4: Simplify right side
    84,256.61x = 7,446,173,583.99
  5. Step 5: Solve for x
    x = 7,446,173,583.99/84,256.61
  6. Step 6: Final answer
    x = 88,374.95

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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.