Home / 86,649.24-119,567.28-48,916.20

Finding the Fourth Proportional to 86,649.24, 119,567.28 and 48,916.20

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Solution

The fourth proportional to 86,649.24, 119,567.28 and 48,916.20 is: 67,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,649.24 : 119,567.28 = 48,916.20 : x
  2. Step 2: Convert to fraction form
    86,649.24/119,567.28 = 48,916.20/x
  3. Step 3: Cross multiply
    86,649.24x = 119,567.28 × 48,916.20
  4. Step 4: Simplify right side
    86,649.24x = 5,848,776,981.94
  5. Step 5: Solve for x
    x = 5,848,776,981.94/86,649.24
  6. Step 6: Final answer
    x = 67,499.46

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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.