Home / 112,040.10-168,060.15-45,482.40

Finding the Fourth Proportional to 112,040.10, 168,060.15 and 45,482.40

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Solution

The fourth proportional to 112,040.10, 168,060.15 and 45,482.40 is: 68,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,040.10 : 168,060.15 = 45,482.40 : x
  2. Step 2: Convert to fraction form
    112,040.10/168,060.15 = 45,482.40/x
  3. Step 3: Cross multiply
    112,040.10x = 168,060.15 × 45,482.40
  4. Step 4: Simplify right side
    112,040.10x = 7,643,778,966.36
  5. Step 5: Solve for x
    x = 7,643,778,966.36/112,040.10
  6. Step 6: Final answer
    x = 68,223.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.