Home / 141,697.19-212,312.50-99,006.95

Finding the Fourth Proportional to 141,697.19, 212,312.50 and 99,006.95

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Solution

The fourth proportional to 141,697.19, 212,312.50 and 99,006.95 is: 148,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,697.19 : 212,312.50 = 99,006.95 : x
  2. Step 2: Convert to fraction form
    141,697.19/212,312.50 = 99,006.95/x
  3. Step 3: Cross multiply
    141,697.19x = 212,312.50 × 99,006.95
  4. Step 4: Simplify right side
    141,697.19x = 21,020,413,071.88
  5. Step 5: Solve for x
    x = 21,020,413,071.88/141,697.19
  6. Step 6: Final answer
    x = 148,347.42

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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.