Home / 63,030.12-86,981.13-34,735.83

Finding the Fourth Proportional to 63,030.12, 86,981.13 and 34,735.83

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Solution

The fourth proportional to 63,030.12, 86,981.13 and 34,735.83 is: 47,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,030.12 : 86,981.13 = 34,735.83 : x
  2. Step 2: Convert to fraction form
    63,030.12/86,981.13 = 34,735.83/x
  3. Step 3: Cross multiply
    63,030.12x = 86,981.13 × 34,735.83
  4. Step 4: Simplify right side
    63,030.12x = 3,021,361,744.89
  5. Step 5: Solve for x
    x = 3,021,361,744.89/63,030.12
  6. Step 6: Final answer
    x = 47,935.21

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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.