Home / 67,122.15-92,533.12-53,389.81

Finding the Fourth Proportional to 67,122.15, 92,533.12 and 53,389.81

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Solution

The fourth proportional to 67,122.15, 92,533.12 and 53,389.81 is: 73,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,122.15 : 92,533.12 = 53,389.81 : x
  2. Step 2: Convert to fraction form
    67,122.15/92,533.12 = 53,389.81/x
  3. Step 3: Cross multiply
    67,122.15x = 92,533.12 × 53,389.81
  4. Step 4: Simplify right side
    67,122.15x = 4,940,325,695.51
  5. Step 5: Solve for x
    x = 4,940,325,695.51/67,122.15
  6. Step 6: Final answer
    x = 73,602.02

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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.