Home / 91,224.39-136,828.23-64,684.24

Finding the Fourth Proportional to 91,224.39, 136,828.23 and 64,684.24

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Solution

The fourth proportional to 91,224.39, 136,828.23 and 64,684.24 is: 97,020.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,224.39 : 136,828.23 = 64,684.24 : x
  2. Step 2: Convert to fraction form
    91,224.39/136,828.23 = 64,684.24/x
  3. Step 3: Cross multiply
    91,224.39x = 136,828.23 × 64,684.24
  4. Step 4: Simplify right side
    91,224.39x = 8,850,630,068.10
  5. Step 5: Solve for x
    x = 8,850,630,068.10/91,224.39
  6. Step 6: Final answer
    x = 97,020.44

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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.