Home / 131,632.36-197,464.95-42,862.03

Finding the Fourth Proportional to 131,632.36, 197,464.95 and 42,862.03

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Solution

The fourth proportional to 131,632.36, 197,464.95 and 42,862.03 is: 64,298.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,632.36 : 197,464.95 = 42,862.03 : x
  2. Step 2: Convert to fraction form
    131,632.36/197,464.95 = 42,862.03/x
  3. Step 3: Cross multiply
    131,632.36x = 197,464.95 × 42,862.03
  4. Step 4: Simplify right side
    131,632.36x = 8,463,748,117.19
  5. Step 5: Solve for x
    x = 8,463,748,117.19/131,632.36
  6. Step 6: Final answer
    x = 64,298.39

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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.