Home / 116,549.08-160,682.87-76,193.46

Finding the Fourth Proportional to 116,549.08, 160,682.87 and 76,193.46

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Solution

The fourth proportional to 116,549.08, 160,682.87 and 76,193.46 is: 105,045.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,549.08 : 160,682.87 = 76,193.46 : x
  2. Step 2: Convert to fraction form
    116,549.08/160,682.87 = 76,193.46/x
  3. Step 3: Cross multiply
    116,549.08x = 160,682.87 × 76,193.46
  4. Step 4: Simplify right side
    116,549.08x = 12,242,984,018.51
  5. Step 5: Solve for x
    x = 12,242,984,018.51/116,549.08
  6. Step 6: Final answer
    x = 105,045.74

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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.