Home / 147,151.72-220,730.10-41,973.40

Finding the Fourth Proportional to 147,151.72, 220,730.10 and 41,973.40

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Solution

The fourth proportional to 147,151.72, 220,730.10 and 41,973.40 is: 62,960.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,151.72 : 220,730.10 = 41,973.40 : x
  2. Step 2: Convert to fraction form
    147,151.72/220,730.10 = 41,973.40/x
  3. Step 3: Cross multiply
    147,151.72x = 220,730.10 × 41,973.40
  4. Step 4: Simplify right side
    147,151.72x = 9,264,792,779.34
  5. Step 5: Solve for x
    x = 9,264,792,779.34/147,151.72
  6. Step 6: Final answer
    x = 62,960.82

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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.