Home / 162,424.47-224,146.28-90,804.50

Finding the Fourth Proportional to 162,424.47, 224,146.28 and 90,804.50

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Solution

The fourth proportional to 162,424.47, 224,146.28 and 90,804.50 is: 125,310.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,424.47 : 224,146.28 = 90,804.50 : x
  2. Step 2: Convert to fraction form
    162,424.47/224,146.28 = 90,804.50/x
  3. Step 3: Cross multiply
    162,424.47x = 224,146.28 × 90,804.50
  4. Step 4: Simplify right side
    162,424.47x = 20,353,489,307.51
  5. Step 5: Solve for x
    x = 20,353,489,307.51/162,424.47
  6. Step 6: Final answer
    x = 125,310.49

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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.