Home / 147,427.77-221,139.23-42,244.41

Finding the Fourth Proportional to 147,427.77, 221,139.23 and 42,244.41

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Solution

The fourth proportional to 147,427.77, 221,139.23 and 42,244.41 is: 63,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,427.77 : 221,139.23 = 42,244.41 : x
  2. Step 2: Convert to fraction form
    147,427.77/221,139.23 = 42,244.41/x
  3. Step 3: Cross multiply
    147,427.77x = 221,139.23 × 42,244.41
  4. Step 4: Simplify right side
    147,427.77x = 9,341,896,087.98
  5. Step 5: Solve for x
    x = 9,341,896,087.98/147,427.77
  6. Step 6: Final answer
    x = 63,365.92

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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.