Home / 153,113.82-229,675.86-53,282.40

Finding the Fourth Proportional to 153,113.82, 229,675.86 and 53,282.40

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Solution

The fourth proportional to 153,113.82, 229,675.86 and 53,282.40 is: 79,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,113.82 : 229,675.86 = 53,282.40 : x
  2. Step 2: Convert to fraction form
    153,113.82/229,675.86 = 53,282.40/x
  3. Step 3: Cross multiply
    153,113.82x = 229,675.86 × 53,282.40
  4. Step 4: Simplify right side
    153,113.82x = 12,237,681,042.86
  5. Step 5: Solve for x
    x = 12,237,681,042.86/153,113.82
  6. Step 6: Final answer
    x = 79,925.39

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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.