Home / 145,495.04-218,257.74-40,314.11

Finding the Fourth Proportional to 145,495.04, 218,257.74 and 40,314.11

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Solution

The fourth proportional to 145,495.04, 218,257.74 and 40,314.11 is: 60,475.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,495.04 : 218,257.74 = 40,314.11 : x
  2. Step 2: Convert to fraction form
    145,495.04/218,257.74 = 40,314.11/x
  3. Step 3: Cross multiply
    145,495.04x = 218,257.74 × 40,314.11
  4. Step 4: Simplify right side
    145,495.04x = 8,798,865,447.42
  5. Step 5: Solve for x
    x = 8,798,865,447.42/145,495.04
  6. Step 6: Final answer
    x = 60,475.37

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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.