Home / 155,430.10-233,145.15-105,534.10

Finding the Fourth Proportional to 155,430.10, 233,145.15 and 105,534.10

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Solution

The fourth proportional to 155,430.10, 233,145.15 and 105,534.10 is: 158,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,430.10 : 233,145.15 = 105,534.10 : x
  2. Step 2: Convert to fraction form
    155,430.10/233,145.15 = 105,534.10/x
  3. Step 3: Cross multiply
    155,430.10x = 233,145.15 × 105,534.10
  4. Step 4: Simplify right side
    155,430.10x = 24,604,763,574.62
  5. Step 5: Solve for x
    x = 24,604,763,574.62/155,430.10
  6. Step 6: Final answer
    x = 158,301.15

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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.