Home / 145,373.18-217,970.46-56,523.11

Finding the Fourth Proportional to 145,373.18, 217,970.46 and 56,523.11

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Solution

The fourth proportional to 145,373.18, 217,970.46 and 56,523.11 is: 84,749.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,373.18 : 217,970.46 = 56,523.11 : x
  2. Step 2: Convert to fraction form
    145,373.18/217,970.46 = 56,523.11/x
  3. Step 3: Cross multiply
    145,373.18x = 217,970.46 × 56,523.11
  4. Step 4: Simplify right side
    145,373.18x = 12,320,367,197.48
  5. Step 5: Solve for x
    x = 12,320,367,197.48/145,373.18
  6. Step 6: Final answer
    x = 84,749.94

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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.