Home / 112,510.02-155,293.62-70,043.34

Finding the Fourth Proportional to 112,510.02, 155,293.62 and 70,043.34

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Solution

The fourth proportional to 112,510.02, 155,293.62 and 70,043.34 is: 96,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,510.02 : 155,293.62 = 70,043.34 : x
  2. Step 2: Convert to fraction form
    112,510.02/155,293.62 = 70,043.34/x
  3. Step 3: Cross multiply
    112,510.02x = 155,293.62 × 70,043.34
  4. Step 4: Simplify right side
    112,510.02x = 10,877,283,825.49
  5. Step 5: Solve for x
    x = 10,877,283,825.49/112,510.02
  6. Step 6: Final answer
    x = 96,678.36

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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.