Home / 112,348.08-155,039.40-62,046

Finding the Fourth Proportional to 112,348.08, 155,039.40 and 62,046

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Solution

The fourth proportional to 112,348.08, 155,039.40 and 62,046 is: 85,622.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,348.08 : 155,039.40 = 62,046 : x
  2. Step 2: Convert to fraction form
    112,348.08/155,039.40 = 62,046/x
  3. Step 3: Cross multiply
    112,348.08x = 155,039.40 × 62,046
  4. Step 4: Simplify right side
    112,348.08x = 9,619,574,612.40
  5. Step 5: Solve for x
    x = 9,619,574,612.40/112,348.08
  6. Step 6: Final answer
    x = 85,622.96

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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.