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Finding the Fourth Proportional to 224,088.53, 335,878.55 and 139,886.29

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Solution

The fourth proportional to 224,088.53, 335,878.55 and 139,886.29 is: 209,670.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,088.53 : 335,878.55 = 139,886.29 : x
  2. Step 2: Convert to fraction form
    224,088.53/335,878.55 = 139,886.29/x
  3. Step 3: Cross multiply
    224,088.53x = 335,878.55 × 139,886.29
  4. Step 4: Simplify right side
    224,088.53x = 46,984,804,495.07
  5. Step 5: Solve for x
    x = 46,984,804,495.07/224,088.53
  6. Step 6: Final answer
    x = 209,670.73

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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.