Home / 147,669.23-221,493.13-57,695.02

Finding the Fourth Proportional to 147,669.23, 221,493.13 and 57,695.02

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Solution

The fourth proportional to 147,669.23, 221,493.13 and 57,695.02 is: 86,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,669.23 : 221,493.13 = 57,695.02 : x
  2. Step 2: Convert to fraction form
    147,669.23/221,493.13 = 57,695.02/x
  3. Step 3: Cross multiply
    147,669.23x = 221,493.13 × 57,695.02
  4. Step 4: Simplify right side
    147,669.23x = 12,779,049,867.24
  5. Step 5: Solve for x
    x = 12,779,049,867.24/147,669.23
  6. Step 6: Final answer
    x = 86,538.34

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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.