Home / 163,349.49-245,041.17-45,020.85

Finding the Fourth Proportional to 163,349.49, 245,041.17 and 45,020.85

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Solution

The fourth proportional to 163,349.49, 245,041.17 and 45,020.85 is: 67,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,349.49 : 245,041.17 = 45,020.85 : x
  2. Step 2: Convert to fraction form
    163,349.49/245,041.17 = 45,020.85/x
  3. Step 3: Cross multiply
    163,349.49x = 245,041.17 × 45,020.85
  4. Step 4: Simplify right side
    163,349.49x = 11,031,961,758.39
  5. Step 5: Solve for x
    x = 11,031,961,758.39/163,349.49
  6. Step 6: Final answer
    x = 67,535.94

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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.