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Finding the Fourth Proportional to 80,056.42, 110,482.12 and 46,070.08

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Solution

The fourth proportional to 80,056.42, 110,482.12 and 46,070.08 is: 63,579.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,056.42 : 110,482.12 = 46,070.08 : x
  2. Step 2: Convert to fraction form
    80,056.42/110,482.12 = 46,070.08/x
  3. Step 3: Cross multiply
    80,056.42x = 110,482.12 × 46,070.08
  4. Step 4: Simplify right side
    80,056.42x = 5,089,920,106.97
  5. Step 5: Solve for x
    x = 5,089,920,106.97/80,056.42
  6. Step 6: Final answer
    x = 63,579.16

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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.