Home / 112,626.48-155,423.64-62,328.24

Finding the Fourth Proportional to 112,626.48, 155,423.64 and 62,328.24

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Solution

The fourth proportional to 112,626.48, 155,423.64 and 62,328.24 is: 86,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,626.48 : 155,423.64 = 62,328.24 : x
  2. Step 2: Convert to fraction form
    112,626.48/155,423.64 = 62,328.24/x
  3. Step 3: Cross multiply
    112,626.48x = 155,423.64 × 62,328.24
  4. Step 4: Simplify right side
    112,626.48x = 9,687,281,935.59
  5. Step 5: Solve for x
    x = 9,687,281,935.59/112,626.48
  6. Step 6: Final answer
    x = 86,012.47

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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.