Home / 52,359.21-72,267.80-31,150.58

Finding the Fourth Proportional to 52,359.21, 72,267.80 and 31,150.58

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Solution

The fourth proportional to 52,359.21, 72,267.80 and 31,150.58 is: 42,994.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,359.21 : 72,267.80 = 31,150.58 : x
  2. Step 2: Convert to fraction form
    52,359.21/72,267.80 = 31,150.58/x
  3. Step 3: Cross multiply
    52,359.21x = 72,267.80 × 31,150.58
  4. Step 4: Simplify right side
    52,359.21x = 2,251,183,368.23
  5. Step 5: Solve for x
    x = 2,251,183,368.23/52,359.21
  6. Step 6: Final answer
    x = 42,994.98

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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.