Home / 305,430.03-458,145.09-95,068.08

Finding the Fourth Proportional to 305,430.03, 458,145.09 and 95,068.08

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Solution

The fourth proportional to 305,430.03, 458,145.09 and 95,068.08 is: 142,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,430.03 : 458,145.09 = 95,068.08 : x
  2. Step 2: Convert to fraction form
    305,430.03/458,145.09 = 95,068.08/x
  3. Step 3: Cross multiply
    305,430.03x = 458,145.09 × 95,068.08
  4. Step 4: Simplify right side
    305,430.03x = 43,554,974,067.73
  5. Step 5: Solve for x
    x = 43,554,974,067.73/305,430.03
  6. Step 6: Final answer
    x = 142,602.13

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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.