Home / 97,089.42-134,024.86-65,276.77

Finding the Fourth Proportional to 97,089.42, 134,024.86 and 65,276.77

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Solution

The fourth proportional to 97,089.42, 134,024.86 and 65,276.77 is: 90,109.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,089.42 : 134,024.86 = 65,276.77 : x
  2. Step 2: Convert to fraction form
    97,089.42/134,024.86 = 65,276.77/x
  3. Step 3: Cross multiply
    97,089.42x = 134,024.86 × 65,276.77
  4. Step 4: Simplify right side
    97,089.42x = 8,748,709,960.50
  5. Step 5: Solve for x
    x = 8,748,709,960.50/97,089.42
  6. Step 6: Final answer
    x = 90,109.82

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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.