Home / 252,248.92-348,106.18-139,075.72

Finding the Fourth Proportional to 252,248.92, 348,106.18 and 139,075.72

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Solution

The fourth proportional to 252,248.92, 348,106.18 and 139,075.72 is: 191,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,248.92 : 348,106.18 = 139,075.72 : x
  2. Step 2: Convert to fraction form
    252,248.92/348,106.18 = 139,075.72/x
  3. Step 3: Cross multiply
    252,248.92x = 348,106.18 × 139,075.72
  4. Step 4: Simplify right side
    252,248.92x = 48,413,117,619.95
  5. Step 5: Solve for x
    x = 48,413,117,619.95/252,248.92
  6. Step 6: Final answer
    x = 191,925.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.