Home / 56,298.51-84,373.92-31,325.67

Finding the Fourth Proportional to 56,298.51, 84,373.92 and 31,325.67

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Solution

The fourth proportional to 56,298.51, 84,373.92 and 31,325.67 is: 46,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,298.51 : 84,373.92 = 31,325.67 : x
  2. Step 2: Convert to fraction form
    56,298.51/84,373.92 = 31,325.67/x
  3. Step 3: Cross multiply
    56,298.51x = 84,373.92 × 31,325.67
  4. Step 4: Simplify right side
    56,298.51x = 2,643,069,574.53
  5. Step 5: Solve for x
    x = 2,643,069,574.53/56,298.51
  6. Step 6: Final answer
    x = 46,947.42

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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.