Home / 73,730.20-110,595.30-40,437.40

Finding the Fourth Proportional to 73,730.20, 110,595.30 and 40,437.40

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Solution

The fourth proportional to 73,730.20, 110,595.30 and 40,437.40 is: 60,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,730.20 : 110,595.30 = 40,437.40 : x
  2. Step 2: Convert to fraction form
    73,730.20/110,595.30 = 40,437.40/x
  3. Step 3: Cross multiply
    73,730.20x = 110,595.30 × 40,437.40
  4. Step 4: Simplify right side
    73,730.20x = 4,472,186,384.22
  5. Step 5: Solve for x
    x = 4,472,186,384.22/73,730.20
  6. Step 6: Final answer
    x = 60,656.10

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1.5x scale

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.