Home / 162,329.51-224,077.25-145,303.72

Finding the Fourth Proportional to 162,329.51, 224,077.25 and 145,303.72

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Solution

The fourth proportional to 162,329.51, 224,077.25 and 145,303.72 is: 200,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,329.51 : 224,077.25 = 145,303.72 : x
  2. Step 2: Convert to fraction form
    162,329.51/224,077.25 = 145,303.72/x
  3. Step 3: Cross multiply
    162,329.51x = 224,077.25 × 145,303.72
  4. Step 4: Simplify right side
    162,329.51x = 32,559,257,795.44
  5. Step 5: Solve for x
    x = 32,559,257,795.44/162,329.51
  6. Step 6: Final answer
    x = 200,575.10

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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.