Home / 175,807.16-242,554.20-99,315.08

Finding the Fourth Proportional to 175,807.16, 242,554.20 and 99,315.08

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Solution

The fourth proportional to 175,807.16, 242,554.20 and 99,315.08 is: 137,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,807.16 : 242,554.20 = 99,315.08 : x
  2. Step 2: Convert to fraction form
    175,807.16/242,554.20 = 99,315.08/x
  3. Step 3: Cross multiply
    175,807.16x = 242,554.20 × 99,315.08
  4. Step 4: Simplify right side
    175,807.16x = 24,089,289,777.34
  5. Step 5: Solve for x
    x = 24,089,289,777.34/175,807.16
  6. Step 6: Final answer
    x = 137,021.10

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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.