Home / 175,522.60-262,895.10-70,287.40

Finding the Fourth Proportional to 175,522.60, 262,895.10 and 70,287.40

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Solution

The fourth proportional to 175,522.60, 262,895.10 and 70,287.40 is: 105,275.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,522.60 : 262,895.10 = 70,287.40 : x
  2. Step 2: Convert to fraction form
    175,522.60/262,895.10 = 70,287.40/x
  3. Step 3: Cross multiply
    175,522.60x = 262,895.10 × 70,287.40
  4. Step 4: Simplify right side
    175,522.60x = 18,478,213,051.74
  5. Step 5: Solve for x
    x = 18,478,213,051.74/175,522.60
  6. Step 6: Final answer
    x = 105,275.41

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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.