Home / 112,674.15-155,490.36-62,373.15

Finding the Fourth Proportional to 112,674.15, 155,490.36 and 62,373.15

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Solution

The fourth proportional to 112,674.15, 155,490.36 and 62,373.15 is: 86,074.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,674.15 : 155,490.36 = 62,373.15 : x
  2. Step 2: Convert to fraction form
    112,674.15/155,490.36 = 62,373.15/x
  3. Step 3: Cross multiply
    112,674.15x = 155,490.36 × 62,373.15
  4. Step 4: Simplify right side
    112,674.15x = 9,698,423,547.83
  5. Step 5: Solve for x
    x = 9,698,423,547.83/112,674.15
  6. Step 6: Final answer
    x = 86,074.97

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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.