Home / 112,946.02-155,884.17-62,661.22

Finding the Fourth Proportional to 112,946.02, 155,884.17 and 62,661.22

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Solution

The fourth proportional to 112,946.02, 155,884.17 and 62,661.22 is: 86,482.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,946.02 : 155,884.17 = 62,661.22 : x
  2. Step 2: Convert to fraction form
    112,946.02/155,884.17 = 62,661.22/x
  3. Step 3: Cross multiply
    112,946.02x = 155,884.17 × 62,661.22
  4. Step 4: Simplify right side
    112,946.02x = 9,767,892,270.89
  5. Step 5: Solve for x
    x = 9,767,892,270.89/112,946.02
  6. Step 6: Final answer
    x = 86,482.84

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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.