Home / 133,568.16-183,341.76-118,122.24

Finding the Fourth Proportional to 133,568.16, 183,341.76 and 118,122.24

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Solution

The fourth proportional to 133,568.16, 183,341.76 and 118,122.24 is: 162,139.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,568.16 : 183,341.76 = 118,122.24 : x
  2. Step 2: Convert to fraction form
    133,568.16/183,341.76 = 118,122.24/x
  3. Step 3: Cross multiply
    133,568.16x = 183,341.76 × 118,122.24
  4. Step 4: Simplify right side
    133,568.16x = 21,656,739,376.74
  5. Step 5: Solve for x
    x = 21,656,739,376.74/133,568.16
  6. Step 6: Final answer
    x = 162,139.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.