Home / 145,546.73-218,307.59-88,605.85

Finding the Fourth Proportional to 145,546.73, 218,307.59 and 88,605.85

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Solution

The fourth proportional to 145,546.73, 218,307.59 and 88,605.85 is: 132,901.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,546.73 : 218,307.59 = 88,605.85 : x
  2. Step 2: Convert to fraction form
    145,546.73/218,307.59 = 88,605.85/x
  3. Step 3: Cross multiply
    145,546.73x = 218,307.59 × 88,605.85
  4. Step 4: Simplify right side
    145,546.73x = 19,343,329,573.40
  5. Step 5: Solve for x
    x = 19,343,329,573.40/145,546.73
  6. Step 6: Final answer
    x = 132,901.16

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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.