Home / 185,702.04-278,381.07-67,341.60

Finding the Fourth Proportional to 185,702.04, 278,381.07 and 67,341.60

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Solution

The fourth proportional to 185,702.04, 278,381.07 and 67,341.60 is: 100,950.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,702.04 : 278,381.07 = 67,341.60 : x
  2. Step 2: Convert to fraction form
    185,702.04/278,381.07 = 67,341.60/x
  3. Step 3: Cross multiply
    185,702.04x = 278,381.07 × 67,341.60
  4. Step 4: Simplify right side
    185,702.04x = 18,746,626,663.51
  5. Step 5: Solve for x
    x = 18,746,626,663.51/185,702.04
  6. Step 6: Final answer
    x = 100,950.03

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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.