Home / 64,831.20-97,246.80-59,762.40

Finding the Fourth Proportional to 64,831.20, 97,246.80 and 59,762.40

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Solution

The fourth proportional to 64,831.20, 97,246.80 and 59,762.40 is: 89,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,831.20 : 97,246.80 = 59,762.40 : x
  2. Step 2: Convert to fraction form
    64,831.20/97,246.80 = 59,762.40/x
  3. Step 3: Cross multiply
    64,831.20x = 97,246.80 × 59,762.40
  4. Step 4: Simplify right side
    64,831.20x = 5,811,702,160.32
  5. Step 5: Solve for x
    x = 5,811,702,160.32/64,831.20
  6. Step 6: Final answer
    x = 89,643.60

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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.