Home / 62,416.71-86,135.06-34,122.40

Finding the Fourth Proportional to 62,416.71, 86,135.06 and 34,122.40

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Solution

The fourth proportional to 62,416.71, 86,135.06 and 34,122.40 is: 47,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,416.71 : 86,135.06 = 34,122.40 : x
  2. Step 2: Convert to fraction form
    62,416.71/86,135.06 = 34,122.40/x
  3. Step 3: Cross multiply
    62,416.71x = 86,135.06 × 34,122.40
  4. Step 4: Simplify right side
    62,416.71x = 2,939,134,971.34
  5. Step 5: Solve for x
    x = 2,939,134,971.34/62,416.71
  6. Step 6: Final answer
    x = 47,088.91

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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.