Home / 84,389.16-116,457.09-48,089.58

Finding the Fourth Proportional to 84,389.16, 116,457.09 and 48,089.58

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Solution

The fourth proportional to 84,389.16, 116,457.09 and 48,089.58 is: 66,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,389.16 : 116,457.09 = 48,089.58 : x
  2. Step 2: Convert to fraction form
    84,389.16/116,457.09 = 48,089.58/x
  3. Step 3: Cross multiply
    84,389.16x = 116,457.09 × 48,089.58
  4. Step 4: Simplify right side
    84,389.16x = 5,600,372,546.12
  5. Step 5: Solve for x
    x = 5,600,372,546.12/84,389.16
  6. Step 6: Final answer
    x = 66,363.65

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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.