Home / 152,403.93-210,420.16-95,130.47

Finding the Fourth Proportional to 152,403.93, 210,420.16 and 95,130.47

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Solution

The fourth proportional to 152,403.93, 210,420.16 and 95,130.47 is: 131,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,403.93 : 210,420.16 = 95,130.47 : x
  2. Step 2: Convert to fraction form
    152,403.93/210,420.16 = 95,130.47/x
  3. Step 3: Cross multiply
    152,403.93x = 210,420.16 × 95,130.47
  4. Step 4: Simplify right side
    152,403.93x = 20,017,369,006.50
  5. Step 5: Solve for x
    x = 20,017,369,006.50/152,403.93
  6. Step 6: Final answer
    x = 131,344.18

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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.