Home / 157,013.16-235,430.55-107,153.66

Finding the Fourth Proportional to 157,013.16, 235,430.55 and 107,153.66

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Solution

The fourth proportional to 157,013.16, 235,430.55 and 107,153.66 is: 160,669.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,013.16 : 235,430.55 = 107,153.66 : x
  2. Step 2: Convert to fraction form
    157,013.16/235,430.55 = 107,153.66/x
  3. Step 3: Cross multiply
    157,013.16x = 235,430.55 × 107,153.66
  4. Step 4: Simplify right side
    157,013.16x = 25,227,245,034.74
  5. Step 5: Solve for x
    x = 25,227,245,034.74/157,013.16
  6. Step 6: Final answer
    x = 160,669.62

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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.