Home / 155,355.27-232,885.28-99,037.31

Finding the Fourth Proportional to 155,355.27, 232,885.28 and 99,037.31

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Solution

The fourth proportional to 155,355.27, 232,885.28 and 99,037.31 is: 148,461.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,355.27 : 232,885.28 = 99,037.31 : x
  2. Step 2: Convert to fraction form
    155,355.27/232,885.28 = 99,037.31/x
  3. Step 3: Cross multiply
    155,355.27x = 232,885.28 × 99,037.31
  4. Step 4: Simplify right side
    155,355.27x = 23,064,330,010.18
  5. Step 5: Solve for x
    x = 23,064,330,010.18/155,355.27
  6. Step 6: Final answer
    x = 148,461.84

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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.