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Finding the Fourth Proportional to 104,492.16, 144,208.10 and 59,178.08

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Solution

The fourth proportional to 104,492.16, 144,208.10 and 59,178.08 is: 81,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,492.16 : 144,208.10 = 59,178.08 : x
  2. Step 2: Convert to fraction form
    104,492.16/144,208.10 = 59,178.08/x
  3. Step 3: Cross multiply
    104,492.16x = 144,208.10 × 59,178.08
  4. Step 4: Simplify right side
    104,492.16x = 8,533,958,478.45
  5. Step 5: Solve for x
    x = 8,533,958,478.45/104,492.16
  6. Step 6: Final answer
    x = 81,670.80

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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.