Home / 84,281.79-116,312.41-48,471.83

Finding the Fourth Proportional to 84,281.79, 116,312.41 and 48,471.83

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Solution

The fourth proportional to 84,281.79, 116,312.41 and 48,471.83 is: 66,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,281.79 : 116,312.41 = 48,471.83 : x
  2. Step 2: Convert to fraction form
    84,281.79/116,312.41 = 48,471.83/x
  3. Step 3: Cross multiply
    84,281.79x = 116,312.41 × 48,471.83
  4. Step 4: Simplify right side
    84,281.79x = 5,637,875,364.41
  5. Step 5: Solve for x
    x = 5,637,875,364.41/84,281.79
  6. Step 6: Final answer
    x = 66,893.16

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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.