Home / 45,116.51-62,219.41-38,740.93

Finding the Fourth Proportional to 45,116.51, 62,219.41 and 38,740.93

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Solution

The fourth proportional to 45,116.51, 62,219.41 and 38,740.93 is: 53,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,116.51 : 62,219.41 = 38,740.93 : x
  2. Step 2: Convert to fraction form
    45,116.51/62,219.41 = 38,740.93/x
  3. Step 3: Cross multiply
    45,116.51x = 62,219.41 × 38,740.93
  4. Step 4: Simplify right side
    45,116.51x = 2,410,437,807.45
  5. Step 5: Solve for x
    x = 2,410,437,807.45/45,116.51
  6. Step 6: Final answer
    x = 53,426.96

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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.