Home / 112,446.67-155,075.88-93,296.07

Finding the Fourth Proportional to 112,446.67, 155,075.88 and 93,296.07

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Solution

The fourth proportional to 112,446.67, 155,075.88 and 93,296.07 is: 128,665.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,446.67 : 155,075.88 = 93,296.07 : x
  2. Step 2: Convert to fraction form
    112,446.67/155,075.88 = 93,296.07/x
  3. Step 3: Cross multiply
    112,446.67x = 155,075.88 × 93,296.07
  4. Step 4: Simplify right side
    112,446.67x = 14,467,970,155.79
  5. Step 5: Solve for x
    x = 14,467,970,155.79/112,446.67
  6. Step 6: Final answer
    x = 128,665.17

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1.5x scale

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.